Publications

Books and Edited Volumes

• Feichtinger, G., Hartl, R.F.: Optimale Kontrolle ökonomischer Prozesse: Anwendungen des Maximumprinzips in den Wirtschaftswisssenschaften, de Gruyter, Berlin, 1986. <ISBN 3-11-010432-6 (3110104326)>
• Bühler, W., Feichtinger, G., Hartl, R.F., Radermacher, F.J., Stähly, P. (eds.): Operations Research Proceedings 1990, Springer, Berlin, 1991.
• Feichtinger, G., Hartl, R.F., Janko, W.H., Katzenberger, W., Stepan, A. (eds.): Methods of Operations Research 64, Athenäum, 1991.
• Feichtinger, G., Hartl, R.F. (eds.): Special Issue on „Nonlinear Methods in Economics and Optimal Control„, Annals of Operations Research 37, 1992.
• Dawid, H., Feichtinger, G., Hartl, R.F. (eds.): Special Issue on „Optimal Control and Differential Games„, Annals of Operations Research 88, 1999.
• Dawid, H., Feichtinger, G., Hartl, R.F. (eds.): Special Issue on „Nonlinear Dynamical Systems and Adaptive Methods„, Annals of Operations Research 89, 1999.
• Dockner, E., Hartl, R.F., Luptacik, M., Sorger, G. (eds): Optimization, Dynamics and Economic Analysis: Essays in Honour of Gustav Feichtinger, Physica, 2000. <ISBN 3-7908-1295-1>
• Dawid, H., Feichtinger, G., Hartl, R.F. (eds.): Special Issue on „Nonlinear Dynamics: Theory and Economic Applications“, Central European Journal of Operations Research <ISSN: 1435-246X>, Vol. 9, No. 1/2, 2001.
• Feichtinger, G., Hartl, R.F., Kort, P.M. (eds.): Special Issue on „Economic Applications of Optimal Control„, Optimal Control Applications and Methods <ISSN: 0143-2087>, Vol. 22, Issue 5-6 (September – December 2001), 2001.
• Feichtinger, G., Hartl, R.F., Jorgensen, S. (eds.): Special Issue on „Economic Applications of Dynamic Games„, International Game Theory Review <ISSN: 0219-1989>, Vol. 4, Number 1 (March 2002), 2002.
• Dawid, H., Dörner, K., Dorffner, G., Fent, T., Feurstein, M., Hartl, R.F., Mild, M., Natter, M., Reimann, M., Taudes, A.: Quantative Models of Learning Organizations, Interdisciplinary Studies in Economics and Management, Springer, 2002. <ISBN 3-211-83724-8>
• Deissenberg, Ch, and Hartl R.F. (eds.): Optimal Control and Dynamic Games: Applications in Finance, Management Science, and Economics, Kluwer Academic Publishers, Dordrecht, The Netherlands, 2005
• Doerner, K.F., Gendreau, M., Greistorfer, P., Gutjahr, W.J., Hartl, R.F., Reimann, M. (Eds.) (2007), Metaheuristics: Progress in Complex Systems Optimization. Springer Series: Operations Research/Computer Science Interfaces Series , Vol. 39, Springer, Berlin-NY, ISBN: 978-0-387-71919-1
• Hartl, R.F., Hasle, G., Janssens, G.K. (eds.) (2006), Special issue on „Rich Vehicle Routing Problems“. Central European Journal of Operations Research, Vol. 14, No. 2 (June).
• Deissenberg, Ch, and Hartl R.F. (eds.) (2005), Optimal Control and Dynamic Games: Applications in Finance, Management Science and Economics. Kluwer Academic Publishers, Dordrecht, The Netherlands.
• Doerner, K., Hartl, R.F. (eds.) (2008), Special issue on „Bio-Inspired Metaheuristics for Combinatorial Optimization Problems“. Computers & OR, Vol. 35 (No. 9, September).
• Hartl, R.F., Leopold-Wildburger, U., Rauner, M.S., Sorger, G., Tragler, G., Vladimir Veliov (2010), Special Issue in Honor of Gustav Feichtinger. Central European Journal of Operations Research 18 (4),

Ritzinger, U., Puchinger, J., Rudloff, C. & Hartl, R. F., Comparison of anticipatory algorithms for a dial-a-ride problem, Sep. 2022, European Journal of Operational Research. Volume 301, Issue 2, S. 591-608 https://doi.org/10.1016/j.ejor.2021.10.060

Feichtinger, G., Hartl, R. F., Kort, P. M., Seidl, A. & Wrzaczek, S., Asymmetric Information in a Capital Accumulation Differential Game with Spillover and Learning Effects, Sep. 2022, Journal of Optimization Theory and Applications. 194, S. 878-895, https://doi.org/10.1007/s10957-022-02054-7

Grabenschweiger, J., Dörner, K. F. & Hartl, R.,The Multi-Period Location Routing Problem with Locker Boxes, 29 Juli 2022, Logistics Research. 15: 8

Hartl, R. F., Kort, P. M. & Wrzaczek, S., Reputation or warranty, what is more effective against planned obsolescence? Jan. 2022, International Journal of Production Research. https://doi.org/10.1080/00207543.2021.2020929

Braune, R., Benda, F., Dörner, K. F. & Hartl, R., A Genetic Programming Learning Approach to Generate Dispatching Rules for Flexible Shop Scheduling Problems, Jan. 2022, in: International Journal of Production Economics. Volume 243, 13 S., 108342. https://doi.org/10.1016/j.ijpe.2021.108342

Los, J., Schulte, F., Gansterer, M., Hartl, R.F., Spaan, M.T.J., Negenborn, R.R.,Large-scale collaborative vehicle routing, Annals of Operations Research,https://doi.org/10.1007/s10479-021-04504-3

2021

Herthel, A. B., Hartl, R., Vidal, T., Share-a-ride problems Models and Solution Algorithms, Working Paper

Gansterer, M., Hartl, R. F. & Wieser, S., Assignment constraints in shared transportation services, Oct. 2021, Annals of Operations Research. 305, S. 513-539, https://doi.org/10.1007/s10479-020-03522-x

Caulkins, J. P., Grass, D., Feichtinger, G., Hartl, R., Kort, P. M., Seidl, A., Prskawetz, A. & Wrzaczek, Pandemics: Insurance and Social Protection. Boado-Penas, M. D. C., Eisenberg, J. & Şahin, Ş COVID-19 and Optimal Lockdown Strategies: The Effect of New and More Virulent Strains, (Hrsg.). Cham: Springer International Publishing, S. 163-190 (Springer Actuarial). https://doi.org/10.1007/978-3-030-78334-1_9

Mancini, S., Gansterer, M. & Hartl, R. F., The collaborative consistent vehicle routing problem with workload balance, Sep. 2021, European Journal of Operational Research. Volume 293, Issue 3, S. 955-965 https://doi.org/10.1016/j.ejor.2020.12.064

Gansterer, M., Födermayr, P. & Hartl, R. F., The capacitated multi-level lot-sizing problem with distributed agents, May 2021, International Journal of Production Economics. Volume 235, 108090. https://doi.org/10.1016/j.ijpe.2021.108090

Caulkins, J. P., Grass, D., Feichtinger, G., Hartl, R. F., Kort, P. M., Prskawetz, A., Seidl, A. & Wrzaczek, S., The optimal lockdown intensity for COVID-19,., March 2021, Journal of Mathematical Economics. Volumne 93,102489, https://doi.org/10.1016/j.jmateco.2021.102489

Gansterer, M. & Hartl, R. F., The Prisoners‘ Dilemma in collaborative carriers‘ request selection, March 2021, Central European Journal of Operations Research. 29,S. 73-87, https://doi.org/10.1007/s10100-020-00717-2

Grabenschweiger, J., Dörner, K. F., Hartl, R. & Savelsbergh, M. W. P., The Vehicle Routing Problem with Heterogeneous Locker Boxes, March 2021, Central European Journal of Operations Research. 29, S. 113-142, https://doi.org/10.1007/s10100-020-00725-2

Florio, A. M., Hartl, R. F., Minner, S. & Salazar-González, J. J., A branch-and-price algorithm for the vehicle routing problem with stochastic demands and probabilistic duration constraints, Jan. 2021, in: Transportation Science. Volumne 55, Issue 1, S. 122-138, https://doi.org/10.1287/trsc.2020.1002

Kusoncum, C., Sethanan, K., Pitakaso, R. & Hartl, R. F., Heuristics with novel approaches for cyclical multiple parallel machine scheduling in sugarcane unloading systems, International Journal of Production Research. Volume 59, Issue 8, S. 2479-2497, https://doi.org/10.1080/00207543.2020.1734682

2020

Caulkins, J., Grass, D., Feichtinger, G., Hartl, R., Kort, P. M., Prskawetz, A., Seidl, A. & Wrzaczek, S., How long should the COVID-19 lockdown continue? Dec.2021 PLoS ONE. 15, 12, 19 S., e0243413., https://doi.org/10.1371/journal.pone.0243413

Florio, A. M., Hartl, R. & Minner, S., Optimal a priori tour and restocking policy for the single-vehicle routing problem with stochastic demands, Aug. 2020, European Journal of Operational Research. Vol. 285, Issue 1, S. 172-182, https://doi.org/10.1016/j.ejor.2018.10.045

Chenavaz, R. Y., Feichtinger, G., Hartl, R. F. & Kort, P. M., Modeling the impact of product quality on dynamic pricing and advertising policies,Aug. 2020, European Journal of Operational Research. Vol. 284, Issue 3, S. 990-1001, https://doi.org/10.1016/j.ejor.2020.01.035

Florio, A., Hartl, R. & Minner, S., New Exact Algorithm for the Vehicle Routing Problem with Stochastic Demands, Juily 2020,Transportation Science. 54, 4, S. 855-1152,https://doi.org/10.1287/trsc.2020.0976

Gansterer, M., Hartl, R. & Sörensen, K., Pushing frontiers in auction-based transport collaborations, July 2020, Omega, Vol. 94, 102042, https://doi.org/10.1016/j.omega.2019.01.011

Hartl, R. F., Kort, P. M. & Seidl, A., Decisions on pricing, capacity investment, and introduction timing of new product generations in a durable-good monopoly, June 2020, Central European Journal of Operations Research. 28, 2, S. 497-519, https://doi.org/10.1007/s10100-019-00659-4

Gansterer, M. & Hartl, R. F.,Rejoinder on: Shared resources in collaborative vehicle routing, April 2020, TOP: An Official Journal of the Spanish Society of Statistics and Operations Research. Vol. 28, S. 32-33 https://doi.org/10.1007/s1175020-00545-2

Gansterer, M. & Hartl, R. F., Shared resources in collaborative vehicle routing, March 2020, TOP: An Official Journal of the Spanish Society of Statistics and Operations Research. TOP 28 1-20, https://doi.org/10.1007/s11750-020-00541-6

Gansterer, M., Hartl R. , Savelsbergh M., The value of information in auction-based carrier collaborations. March 2020, International Journal of Production Economics Vol. 221, 107485, https://doi.org/10.1016/j.ijpe.2019.09.006

2019

Benda, F., Braune, R., Dörner, K.F., Hartl R.F.,A machine learning approach for flow shop scheduling problems with alternative resources, sequence-dependent setup times, and blocking. November 2019, OR Spectrum 41 (4), 871-893DOI: https://doi.org/10.1007/s00291-019-00567-8

Matl, P., Hartl, R. & Vidal, T., Workload equity in vehicle routing:The impact of alternative workload resources, Oct.2019, Computers & Operations Research. Volume 110, S. 116-129, https://doi.org/10.1016/j.cor.2019.05.016

Seidl, A., Hartl R., Kort, P.M., A multi-stage optimal control approach of durable goods pricing and the launch of new product generations, Aug. 2019, Automatica Vol.106, S.207-220, https://doi.org/10.1016/j.automatica.2019.05.009

Dockner, E., Hartl R. Kort, P.M., Dynamic Capital Structure Choice and Investment Timing. May 2019, Journal of Economic Dynamics and Control Vol. 102, S.70-80, https://doi.org/10.1016/j.jedc.2019.04.00

Matl P., Hartl R., Vidal T., Leveraging single-objective heuristics to solve bi-objective problems: Heuristic Box Splitting and its application to vehicle routing. Feb. 2019, Networks. an international Journal, Vol.73 (4) https://doi.org/10.1002/net.21876

Hiermann, G., Hartl R., Puchinger, J., Vidal, V. Routing a Mix of Conventional, Plug-in Hybrid, and Electric Vehicles. Jan. 2019, European Journal of Operational Research, Vol. 272 (1), S.235-248. https://doi.org/10.1016/j.ejor.2018.06.025

Gansterer, M., Hartl. R., Vetschera R., The cost of incentive compatibility in auction-based mechanisms for carrier collaboration, Jun. 2019, Networks Vol. 73 (4),S. 490-514, https://doi.org/10.1002/net.21828

Breunig, U., Baldacci, R., V., Hartl, R.F., Vidal, T., The Electric Two-echelon Vehicle Routing Problem. March 2019, Computers & Operations Research Vol. 103, S.198-210, https://doi.org/10.1016/j.cor.2018.11.005

Matl, P., Hartl R., Vidal, T., Workload equity in vehicle routing: The impact of alternative workload resources. Oct. 2019, Computers & Operations Research Vol. 110, S.116-129, https://doi.org/10.1016/j.cor.2019.05.016

2018

Haddad, M. N., Martinelli, R., Vidal T., Martins, S., Ochi, L. S., Souza, M. J. F. & Hartl, R. Large neighborhood-based metaheuristic and branch-and-price for the pickup and delivery problem with split loads., Nov. 2018, in: European Journal of Operational Research. Vol. 270 (3), S. 1014-1027, https://doi.org/10.1016/j.ejor.2018.04.017

Florio A.M., Feillet, D. & Hartl, R. F., The delivery problem: Optimizing hit rates in e-commerce deliveries. Nov. 2018., in: Transportation Research Part B: Methodological. Vol.117, Part A , S. 455-472, https://doi.org/10.1016/j.trb.2018.09.011

Soriano A. Gansterer M. & Hartl, R., The two-region multi-depot pickup and delivery problem. Oct. 2018, in: OR Spectrum 40, S. 1077-1108, https://doi.org/10.1007/s00291-018-0534-2

Gansterer M., Hartl R. , Collaborative vehicle routing: A survey. July 2018, European Journal of Operational Research. Vol. 268 (1) S. 1-12, https://doi.org/10.1016/j.ejor.2017.10.023

Gansterer M., Hartl, R., Centralized bundle generation in auction-based collaborative transportation. March 2018, OR Spectrum 40 (3), S. 613-635, https://doi.org/10.1007/s00291-018-0516-4

Gansterer M., Hartl, R. F. & Salzmann P. , Exact solutions for the collaborative pickup and delivery problem. Central European Journal of Operations Research. 26, S. 357-371, https://doi.org/10.1007/s10100-017-0503-x

Seidl, A., Caulkins, J. P., Hartl, R. & Kort, P., Serious strategy for the makers of fun: Analyzing the option to switch from pay-to-play to free-to-play in a two-stage optimal control model with quadratic costs. June 2018, European Journal of Operational Research. Vol. 267 (2), S. 700-715, https://doi.org/10.1016/j.ejor.2017.11.071

Dörner, K. F. & Hartl, R., Comments on: Disruption management in vehicle routing and scheduling for road freight transport: a review. Comments on: Disruption management in vehicle routing and scheduling for road freight transport: a review. Feb. 2018, TOP. An Official Journal of the Spanish Society of Statistics and Operations Research. 26, S. 21-24, https://doi.org/10.1007/s11750-018-0469-4

Dawid, H., Hartl, R. & Kort, P., Dynamic Models of the firm with Green Energy and Goodwill. Control Systems and Mathematical Methods in Economics: Essays in Honor of Vladimir M.Veliov. Feichtinger, G., Kovacevic, R. M. & Tragler, G. (Hrsg.). Cham: Springer, S. 279-296 18 S. (Lecture Notes in Economics and Mathematical Systems, Band 687).https://doi.org/10.1007/978-3-319-75169-6_14

Bomze, I., Dörner, K. F., Hartl, R., Leopold-Wildburger, U., Pflug, G., Rauner, M., Stummer, C., Tragler, G. & Wakolbinger, Emerging and innovative OR applications: a special issue in honor of Walter J. Gutjahr. European Journal of Operations Research. 26, S. 259-263, https://doi.org/10.1007/s10100-018-0541-z

Gansterer, M. & Hartl, R. F., 2018, One- and two-sided assembly line balancing problems with real-world constraints. International Journal of Production Research. 56 (8), S. 3025-3042 https://doi.org/10.1080/00207543.2017.1394599

Gansterer, M., Hartl, R. & Wieser, S.,The cost of continuity in the collaborative pickup and delivery problem. Sep. 2018, Lecture Notes in Computer Science: Computational Logistics. Vol. 11184. S. 239-252, https://doi.org/10.1007/978-3-030-00898-7_15

Matl, P., Hartl, R. & Thibaut, V., Workload Equity in Vehicle Routing Problems: A Survey and Analysis. Transportation Science. Vol.52 (2), S. 239-260, https://doi.org/10.1287/trsc.2017.0744

2017

Gansterer, M., Kücüktepe, M. & Hartl, R., The multi-vehicle profitable pickup and delivery problem. Jan. 2017, OR Spectrum: quantitative approaches in management. 39, S. 303-319, https://doi.org/10.1007/s00291-016-0454-y

Caulkins, J. P., Feichtinger, G., Grass, D., Hartl, R. F., Kort, P. M. & Seidl, A., Interaction of pricing, advertising and experience quality: A dynamic analysis. Feb. 2017, European Journal of Operational Research. Vol.256 (3), S. 877-885, https://doi.org/10.1016/j.ejor.2016.06.056

Turan, B., Minner, S. & Hartl, R. F., A VNS approach to multi-location inventory redistribution with vehicle routing. Feb. 2017, Computers & Operations Research. Vol.78, S. 526-536, https://doi.org/10.1016/j.cor.2016.02.018

Kiefer, A., Hartl, R. & Schnell, A., Adaptive Large Neighborhood Search for the Curriculum-Based Course Timetabling Problem. May 2017, Annals of Operations Research. Vol. 252, S. 255-282, https://doi.org/10.1007/s10479-016-2151-2

Kritzinger, S., Tricoire, F., Dörner, K. F., Hartl, R. & Stützle, T. A Unified Framework for Routing Problems with a Fixed Fleet Size. July 2017, International Journal of Metaheuristics. Vol.6 ( 3) S. 160-209, https://doi.org/10.1504/IJMHEUR.2017.085124

Doerner, K. F., Eglese, R., Hartl, R. F. & Puchinger, J., Preface:Special Issue on the VeRoLog 2015 Conference. March 2017, Networks (New York): an International Journal. Vol. 69 (3), S. 239-240, https://doi.org/10.1002/net.21741

Chahim, M., Grass, D., Hartl, R. F. & Kort, P.,Product innovation with lumpy investment. March 2017, Central European Journal of Operations Research. 25, S. 159-182 , https://doi.org/10.1007/s10100-015-0432-5

Romauch, M. & Hartl, R. F., Capacity planning for cluster tools in the semiconductor industry. Dez. 2017 International Journal of Production Economics. Vol. 194, S. 167-180, https://doi.org/10.1016/j.ijpe.2017.01.005 Get rights and content

Hartl, R. F. & Kort, P. M., Possible market entry of a firm with an additive manufacturing technology. Dez. 2017, International Journal of Production Economics. Vol. 194, S. 190-199, https://doi.org/10.1016/j.ijpe.2017.06.013 Get rights and content

Schnell, A. & Hartl, R., On the generalization of constraint programming and boolean satisfiability solving techniques to schedule a resource-constrained project consisting of multi-mode jobs. Operations Research Perspectives. Vol.4, S. 1-11, https://doi.org/10.1016/j.orp.2017.01.002

2016

Ritzinger, U., Puchinger, J. & Hartl, R. F., A survey on dynamic and stochastic vehicle routing problems. Jan. 2016, International Journal of Production Research. Vol.54n (1). S. 215-231, https://doi.org/10.1080/00207543.2015.1043403

Gansterer, M., Hartl, R., Request evaluation strategies for carriers in auction-based collaborations. Jan. 2016, OR Spectrum: quantitative approaches in management. Vol 38.(1) S. 3-23, https://doi.org/10.1007/s00291-015-0411-1

Hartl, R., Gansterer, M., Combinatorial auctions in collaborative vehicle routing. IFORS Newsletter.Vol. 10(4), S. 15-16

Ritzinger, U., Puchinger, J. & Hartl, R. F., Dynamic programming based metaheuristics for the dial-a-ride problem. Jan. 2016, Annals of Operations Research. Vol. 236 (2), S. 341-358, https://doi.org/10.1007/s10479-014-1605-7

Braekers, K., Hartl, R., Sophie, P. & Tricoire, F., A bi-objective home care scheduling problem: Analyzing the trade-off between costs and client inconvenience. Jan. 2016, European Journal of Operational Research. Vol. 248 (2), S. 428-443 https://doi.org/10.1016/j.ejor.2015.07.028

Ritzinger, U., Puchinger, J. & Hartl, R. F., A survey on dynamic and stochastic vehicle routing problems. Jan. 2016, International Journal of Production Research. Vol.54 (1) S. 215-231, https://doi.org/10.1080/00207543.2015.1043403

Ivanov, D., Mason, S. J. & Hartl, R. Editorial Special Issue on Supply Chain Dynamics, Disruption Management and Control.International Journal of Production Research. 54(1), S.1-7, https://doi.org/10.1080/00207543.2015.1114186

Schnell, A. & Hartl, R. F., On the efficient modeling and solution of the multi-mode resource-constrained project scheduling problem with generalized precedence relations. March 2016, OR Spectrum: quantitative approaches in management. 38, S. 283-303, https://doi.org/10.1007/s00291-015-0419-6

Hartl, R., Romauch, M., Notes on the single route lateral transhipment problem. May 2016, Journal of Global Optimization. 65, S.57-82, https://doi.org/10.1007/s10898-015-0318-z

El Ouardighi, F., Feichtinger, G., Grass, D., Hartl, R. & Kort, P. Autonomous and advertising-dependent ‚word of mouth‘ under costly dynamic pricing. June 2016, European Journal of Operational Research. Vol. 251(3), S.860-872,https://doi.org/10.1016/j.ejor.2015.11.035

El Ouardighi, F., Feichtinger, G., Grass, D., Hartl, R. F. & Kort, P. M., Advertising and Quality-Dependent Word-of-Mouth in a Contagion Sales Model. July 2016, Journal of Optimization Theory and Applications. 170, S. 323-342, https://doi.org/10.1007/s10957-015-0855-0

Hiermann, G., Puchinger, J., Ropke, S. & Hartl, R. F., The Electric Fleet Size and Mix Vehicle Routing Problem with Time Windows and Recharging Stations, Aug.2016, European Journal of Operational Research, Vol.252 (3), S.995-1018, https://doi.org/10.1016/j.ejor.2016.01.038

Breunig, U., Schmid, V., Hartl, R. & Vidal, T., A large neighbourhood based heuristic for two-echelon routing problems. Dez.2016, Computers & Operations Research. Vol. 76, S. 208-225,https://doi.org/10.1016/j.cor.2016.06.014 Get rights and c

2015

Ivanov, D., Hartl, R., Dolgui, A., Pavlov, A. & Sokov, B. Integration of Aggregate Distribution And Dynamic Transportation Planning in a Supply Chain with Capacity Disruptions and the Ripple Effect Consideration. 2015, International Journal of Production Research Vol 53 (23) https://doi.org/10.1080/00207543.2014.986303

Kovacs, A., Parragh, S., Hartl, R. The multi-objective generalized consistent vehicle routing problem. Dec. 2015, European Journal of Operational Research Vol. 247 (2) S. 441-458, https://doi.org/10.1016/j.ejor.2015.06.030

Caulkins, J., Feichtinger, G., Grass, D., Hartl, R., Kort, P. Seidl A., Capital stock management during a recession that freezes credit markets. Aug. 2015, Journal of Economic Behavior & Organization, Vol.116, S.1-14, https://doi.org/10.1016/j.jebo.2015.02.023

Caulkins, J. P., Feichtinger, G., Grass, D., Hartl, R., Kort, P. , Seidl, A., Skiba points in free end-time problems. Feb. 2015, Journal of Economic Dynamics and Control Vol. 51, S 404-419, https://doi.org/10.1016/j.jedc.2014.11.003

Kritzinger, S., Dörner, K. F., Tricoire, F. & Hartl, R., Adaptive search techniques for problems in vehicle routing, part I: A survey, Yugoslav Journal of Operations Research Vol 25(1)

Kritzinger, S., Dörner, K. F., Tricoire, F. & Hartl, R., Adaptive search techniques for problems in vehicle routing, Part II: A numerical comparison. Yugoslav Journal of Operations Research Vol. 25(2) S.169-184,DOI: 10.2298/YJOR140217011K

Kovacs, A., Golden, B., Hartl, R., Parragh, S., The generalized consistent vehicle routing problem. Nov. 2015, Transportation Science Vol 49(4) S. 721-1005, https://doi.org/10.1287/trsc.2014.0529

2014

Gansterer, M., Almeder, C., Hartl R.F. Simulation-based optimization methods for setting production planning parameters. International Journal of Production Economics Vol.151, P. 206–213, https://doi.org/10.1016/j.ijpe.2013.10.016

Hemmelmayr, V.C., Doerner, K.F., Hartl, R.F., Vigo, D., Models and Algorithms for the Integrated Planning of Bin Allocation and Vehicle Routing in Solid Waste Management. Transportation Science 48 (1), 103-120. https://doi.org/10.1287/trsc.2013.0459

Kovacs, A.A., Golden, B.L., Hartl, R.F., Parragh, S.N., Vehicle Routing Problems in which Consistency Considerations are Important: A Survey. Networks, Vol. 64 (3), 192–213, https://doi.org/10.1002/net.21565

Kovacs, A.A., Parragh, S.N., Hartl, R.F., A template based adaptive large neighborhood search for the consistent vehicle routing problem. Networks, Vol. 63 (1), P. 60–81, https://doi.org/10.1002/net.21522

Schilde, M., Doerner, K.F., Hartl, R.F., Integrating stochastic time-dependent travel speed in solution methods for the dynamic dial-a-ride problem. European Journal of Operational Research Vol.238 (1), P. 18-30 https://doi.org/10.1016/j.ejor.2014.03.005

2013

Almeder, C., Hartl, R., A metaheuristic optimization approach for a real-world stochastic flexible flow shop problem with limited buffer. Sep. 2013, International Journal of Production Economics Vol.145 (1) S. 88-95 ,https://doi.org/10.1016/j.ijpe.2012.09.014

Caulkins, J.P., Feichtinger, G., Grass, D., Hartl, R.F., Kort, P.M., Novak, A.J., Seidl, A., Wirl, F., A Dynamic Analysis of Schelling’s Binary Corruption Model: A Competitive Equilibrium Approach. Journal of Optimization Theory and Applications 161 (2), P. 608-625, https://doi.org/10.1007/s10957-013-0420-7

Caulkins, J.P., Feichtinger, G., Grass, D., Hartl, R.F., Kort, P.M., Novak, A., Seidl, A. , Leading Bureaucracies to the Tipping Point: An Alternative Model of Multiple Stable Equilibrium Levels of Corruption. European Journal of Operational Research Vol.225 (3), P.541–546, https://doi.org/10.1016/j.ejor.2012.10.026

Caulkins, J.P., Feichtinger, G., Grass, D., Hartl, R.F., Kort, P.M., Seidl, A. When to Make Proprietary Software Open Source. Journal of Economic Dynamics and Control, Vol. 37 (6), P. 1182–1194 https://doi.org/10.1016/j.jedc.2013.02.009

Caulkins, J.P., Feichtinger, G., Hartl, R.F., Kort, P.M., Novak, A.J., Seidl, A., Multiple Equilibria and Indifference-Threshold Points in a Rational Addiction Model. Central European Journal of Operations Research 21,P. 507-522, https://doi.org/10.1007/s10100-012-0260-9

Caulkins, J.P., Feichtinger, G., Hartl, R.F., Kort, P.M., Novak, A.J., Seidl, A., Long Term Implications of Drug Policy Shifts: Anticipating and Non Anticipating Consumers. IFAC Annual Reviews in Control Vol.37 (1), P.105 -115, https://doi.org/10.1016/j.arcontrol.2013.03.005

Hartl, R.F., Romauch, M., The Influence of Routing on Lateral Transshipment. in: R. Moreno-Daz, F. Pichler, A. Quesada-Arencibia (eds.): Computer Aided Systems Theory – EUROCAST 2013, Part I, Lecture Notes in Computer Science, LNCS Vol.8111, P. 267-275. Springer, Heidelberg, https://doi.org/10.1007/978-3-642-53856-8_34

Hemmelmayr, V., Doerner, K.F., Hartl, R.F., Rath, S., A Heuristic Solution Method for Node Routing Based Solid Waste Collection Problems. Journal of Heuristics Vol.19 (2), 129-156, https://doi.org/10.1007/s10732-011-9188-9

Tricoire, F., Romauch, M., Doerner, K.F., Hartl, R.F., Addendum to the paper: „Heuristics for the Multi-Period Orienteering Problem with Multiple Time Windows, Computers & Operations Research Vol.40 (5) P.1516-1519, https://doi.org/10.1016/j.cor.2012.11.001 Get rights and content

2012

Kovacs, A., Parragh, S., Dörner, K. F. Hartl, R., Adaptive large neighborhood search for service technician routing and scheduling problems. Oct. 2012, Journal of Scheduling Vol. 15 S.579-600, https://doi.org/10.1007/s10951-011-0246-9

Kritzinger, S., Doerner, K. F., Hartl, R. F., Kiechle, G., Stadler, H., Manohar, S. S. , Using Traffic Information for time Dependent Vehicle Routing. Procedia – Social and Behavioral Sciences, Vol 39, 217-229,https://doi.org/10.1016/j.sbspro.2012.03.103

Parragh, S.N, Cordeau, J.-F., Doerner, K.F., Hartl, R.F. , Models and Algorithms for the Heterogeneous Dial-a-Ride Problem with Driver Related Constraints. July 2012 OR Spectrum 34, 593-633, https://doi.org/10.1007/s00291-010-0229-9

Grass, D., Hartl, R. F. & Kort, P. M., Capital Accumulation and Embodied Technological Progress. April 2012, Journal of Optimization Theory and Applications Vol 154 S. 588-614, https://doi.org/10.1007/s10957-012-0042-5

Chahim, M., Hartl, R. & Kort, P., A Tutorial on the Deterministic Impulse Control Maximum Principle: Necessary and Sufficient Optimality Conditions. May 2012, European Journal of Operational Research. Vol. 219 (1) S. 18-26, https://doi.org/10.1016/j.ejor.2011.12.035

2011

Caulkins, J.P., Feichtinger, G., Grass, D., Hartl, R.F., Kort, P.M., Two state capital accumulation with heterogenous products: Disruptive vs. non-disruptive goods. Journal of Economic Dynamics & Control 35 (4), 462–478, April 2011 https://www.sciencedirect.com/science/article/abs/pii/S0165188910002125

Caulkins, J.P., Feichtinger, G., Grass, D., Hartl, R.F., Kort, P.M., Seidl, A., Optimal Pricing of a Conspicuous Product During a Recession that Freezes Capital Markets. January 2011, Journal of Economic Dynamics & Control 35 (1),163–174. https://www.sciencedirect.com/science/article/abs/pii/S0165188910001909

Gruber, M., Rinner, M., Löscher, T., Almeder, A., Katzensteiner, S., Hartl, R.F., Vorausschauende Produktionsregelung: Simulationsbasierte heuristische Optimierung. in: Lothar März, W. Krug, O. Rose, G. Weigert (Eds.), Simulation und Optimierung in Produktion und Logistik, Springer, Berlin, 65-77.

Gussmagg-Pfliegl E., Tricoire, F., Doerner, K., Hartl, R.F., Irnich, S. Heuristics for a real-world mail delivery problem. in: Proceedings of EvoTRANSLOG 2011, LNCS, Springer, pp 481-490, https://link.springer.com/chapter/10.1007/978-3-642-20520-0_49

Hemmelmayr, V., Doerner, K.F., Hartl, R.F., Rath, S., A Heuristic Solution Method for Node Routing Based Solid Waste Collection Problems. September 2011, Journal of Heuristics, 19, 129-156 https://link.springer.com/article/10.1007/s10732-011-9188-9

Huschto, T., Feichtinger, G., Kort, P.M., Hartl, R.F., Sager, S., Seidl, A., Numerical Solution of a Conspicuous Consumption Model with Constant Control Delay. Sep.2011 Automatica Vol. 47 (7) 1868-1877, https://doi.org/10.1016/j.automatica.2011.06.004

Kirakossian R.G., Hartl R.F., Kirakossian G.T. A mathematical model and method to optimal secondary recycling of spoilt IT-communication equipment in developing countries. Modelling Optimization Control 14 (1).

Kovacs, A.A., Parragh, S.N., Doerner, K.F., Hartl, R.F., Adaptive large neighborhood search for service technician routing and scheduling problems. Aug. 2011 , Journal of Scheduling, Vol. 15, P.579-600, https://doi.org/10.1007/s10951-011-0246-9

Kritzinger S., Tricoire F. Doerner K. F., Hartl R. F. , A Unified Framework for Routing Problems with Fixed Fleet Size. working paper.

Kritzinger S., Tricoire F., Doerner, K. F., Hartl, R. F. A Variable Neighborhood Search for the Vehicle Routing Problem with Time Dependent Travel Times and soft Time Windows. in: C.A. Coello Coello (Ed.), Learning and Intelligent Optimization, LION 5, LNCS 6683, Springer, Heidelberg, 61-75.

Schilde, M., Doerner, K.F., Hartl, R.F., Metaheuristics for the dynamic stochastic dial-a-ride problem with expected return transports. Dec. 2011, Computers & Operations Research, 38 (12), P.1719-1730, https://doi.org/10.1016/j.cor.2011.02.006

Schmid, V. and Hartl, R.F. Large Neighborhood Search for Solving the Bi-Objective Capacitated m-Ring-Star Problem. working paper.

Tricoire, F., Doerner, K.F., Hartl, R.F., Iori, M. Heuristic and Exact Algorithms for the Multi-Pile Vehicle Routing Problem. Oct. 2011, OR Spectrum, VOL. 33 (4), P.931-959, https://doi.org/10.1007/s00291-009-0179-2

2010

Caulkins, J.P., Hartl, R.F., Kort, P.M. Delay Equivalence in Capital Accumulation Models. Nov. 2010, Journal of Mathematical Economics Vol.46 (6) 1243–1246, https://doi.org/10.1016/j.jmateco.2010.08.021

Dawid, H., Dockner, E., Hartl, R.F., Haunschmied, J., Leopold-Wildburger, U., Luptacik, M., Mehlmann, A., Prskawetz, A., Rauner, M., Sorger, G., Tragler, G., Veliov, V.M., Wirl, F., Nov 2010, Gustav Feichtinger celebrates his 70th birthday. Central European Journal of Operations Research 18 (4), 437–451, https://doi.org/10.1007/s10100-010-0181-4

Fuellerer, G., Doerner, K.F., Hartl, R.F., Iori, M., Metaheuristics for Vehicle Routing Problems with Three-Dimensional Loading Constraints. March 2010, European Journal of Operational Research Vol. 201 (3) , 751–759, https://doi.org/10.1016/j.ejor.2009.03.046

Hartl, R.F., Kort, P.M. Delay in Finite Time Capital Accumulation. Sep. 2010. Central European Journal of Operations Research 18 (4), 465-475, https://doi.org/10.1007/s10100-010-0170-7

Hartl, R.F., Leopold-Wildburger, U., Rauner, M.S., Sorger, G., Tragler, G., Vladimir Veliov , Editorial “In honor of Gustav Feichtinger”. Central European Journal of Operations Research 18 (4), 433–435

Hemmelmayr, V., Doerner, K.F., Hartl, R.F., Vigo, D., Models and Algorithms for Bin Allocation and Vehicle Routing in Waste Collection Applications. Preprints of TRISTAN 2010, Thromso, Norway. https://doi.org/10.1287/trsc.2013.0459

Hemmelmayr,V.C., Doerner, K.D., Hartl, R.F. and Savelsbergh, M.W.P., Vendor Managed Inventory for Environments with Stochastic Product Usage. European Journal of Operational Research Vol. 202 (3) 686–695, https://doi.org/10.1016/j.ejor.2009.06.003

Nolz, P.C., Doerner, K.F., Hartl, R.F., Water Distribution in Disaster Relief. International Journal of Physical Distribution & Logistics Management Vol. 40 (8/9), P.693-708, https://doi.org/10.1108/09600031011079337

Parragh, S.N., Doerner, K.F., Hartl, R.F., Demand responsive transportation. in: Wiley Encyclopedia of Operations Research and Management Science, James J. Cochran (ed.), https://doi.org/10.1002/9780470400531.eorms0243

Parragh, S.N., Doerner, K.F., Hartl, R.F. , Variable Neighborhood Search for the Dial-a-Ride Problem. June 2010, Computers & Operations Research 37(6), P.1129–1138, http://dx.doi.org/10.1016/j.cor.2009.10.003

Schmid, V., Doerner, K.F., Hartl, R.F., Salazar-Gonzalez, J.J. Hybridization of very large neighborhood search for ready-mixed concrete delivery problems. March 2010, Computers & Operations Research, Vol.37 (3), P.559-574, https://doi.org/10.1016/j.cor.2008.07.010

Strodl, J., Doerner, K.F., Tricoire, F., Hartl, R.F. , On index structures in hybrid metaheuristics for routing problems with hard feasibility checks: an application to the 2-dimensional loading vehicle routing problem. in: M.J. Blesa et al. (Eds.): Hybrid Metaheuristics 2010, 7th International Workshop, Proceedings Subseries: Theoretical Computer Science and General Issues, LNCS 6373, 160–173, Springer, https://doi.org/10.1007/978-3-642-16054-7_12

Tricoire, F., Romauch, M., Doerner, K.F., Hartl, R.F., Heuristics for the Multi-Period Orienteering Problem with Multiple Time Windows. February 2010, Computers & Operations Research 37 (2) P. 351-367, https://doi.org/10.1016/j.cor.2009.05.012

2009

Almeder, C., Preusser, M., Hartl, R.F. Simulation and optimization of supply chains: alternative or complementary approaches?. OR Spectrum Vol.31, P. 95–119 reprinted in: Günther, Hans-Otto; Meyr, Herbert (Eds.) Supply Chain Planning – Quantitative Decision Support and Advanced Planning Solutions, Springer, Berlin, 2009, 29-53

Fuellerer, G., Doerner, K.F., Hartl, R.F., Iori, M., Ant Colony Optimization for the Two-dimensional Loading Vehicle Routing Problem. Computers & Operations Research Vol. 36, P. 655 – 673 https://doi.org/10.1016/j.cor.2007.10.021

Hemmelmayr, V.C., Doerner, K.F., Hartl, R.F. A Variable Neighborhood Search Heuristic for Periodic Routing Problems. European Journal of Operational Research Vol. 195, P.791–802. https://doi.org/10.1016/j.ejor.2007.08.048

Hemmelmayr, V.C., Doerner, K.F., Hartl, R.F., Savelsbergh, M.W.P. Delivery Strategies for Periodic Blood Products Supplies. Operations Research Spectrum, Vol.31, P. 707–725, https://doi.org/10.1007/s00291-008-0134-7

Kiechle, G., Doerner, K.F., Gendreau, M., Hartl, R.F., Waiting Strategies for Regular and Emergency Patient Transportation. Operations Research Proceedings 2008: Selected Papers of the Annual International Conference of the German Operations Research Society (GOR), Augsburg, September 3-5, 2008, Springer, P.271-276. https://doi.org/10.1007/978-3-642-00142-0_44

Nolz, P.C., Doerner, K.F., Gutjahr, W.J., Hartl R.F., A Bi-objective Metaheuristic for Disaster Relief Operations Planning. Advances in multi-objective nature inspired computing; Coello Coello, Carlos A., Dhaenens, Clarisse, Jourdan, Laetitia (eds.), Springer, Berlin, P.167-187. https://doi.org/10.1007/978-3-642-11218-8_8

Ostertag, A., Doerner, K.F., Hartl, R.F., Taillard, E.D., Waelti, P., POPMUSIC for a Real World Large Scale Vehicle Routing Problem with Time Windows. Journal of the Operational Research Society 60, 934-943; https://doi.org/10.1057/palgrave.jors.2602633

Parragh, S.N., Doerner, K.F., Gandibleux, X., Hartl, R.F., A heuristic two-phase solution approach for the multi-objective dial-a-ride problem. Networks, Vol. 54, P. 227 -242, https://doi.org/10.1002/net.20335

Schilde, M., Doerner, K.F., Hartl, R.F., Kiechle, G. (2009), Metaheuristics for the Bi-Objective Orienteering Problem. Swarm intelligence 3,179-201., https://doi.org/10.1007/s11721-009-0029-5

Schmid, V., Doerner, K.F., Hartl, R.F., Savelsbergh, M.W.P., Stoecher, W., A Hybrid Solution Approach for Ready-Mixed Concrete Delivery. Transportation Science, Vol. 43(1), P. 70–85, https://doi.org/10.1287/trsc.1080.0249

2008

Doerner, K.F, Gronalt, M., Hartl, R.F., Kiechle, G., Reimann, M., Exact and Heuristic Algorithms for the Vehicle Routing Problem with Multiple, Interdependent Time Windows. Computers & Operations Research Vol. 35 (9), P.3034 – 3048; https://doi.org/10.1016/j.cor.2007.02.012

Doerner, K.F, Hartl, R.F., Health care logistics, emergency preparedness, and disaster relief: new challenges for routing problems with a focus on the Austrian situation. in: Bruce Golden, Raghu Raghavan, Ed Wasil (eds.), The Vehicle Routing Problem: Latest Advances and New Challenges, Springer Series: Operations Research/Computer Science Interfaces Series , Vol. 43, Springer, P. 527-550.https://doi.org/10.1007/978-0-387-77778-8_24

Doerner, K.F., Gutjahr, W.J., Hartl, R.F., Strauss, C., Stummer, C., Nature-inspired metaheuristics for multiobjective activity crashing. Omega Vol. 36 ( 6), P.1019 – 1037, https://doi.org/10.1016/j.omega.2006.05.001

Doerner, Karl F., Gutjahr, Walter, J., Hartl, R. F., Lulli, G. Stochastic Local Search Procedures for the Probabilistic Two-Day Vehicle Routing Problem. in: Andreas Fink and Franz Rothlauf (eds.), Advances in Computational Intelligence in Transportation and Logistics, Series on Studies in Computational Intelligence, Springer, Berlin/Heidelberg/New York, P.153-168., https://doi.org/10.1007/978-3-540-69390-1_8

Feichtinger, G., Hartl, R.F., Kort, P.M., Veliov, V.M. , Financially constrained capital investments: the effects of disembodied and embodied technological progress. Journal of Mathematical Economics, Vol. 44(5-6)P. 459-483,https://doi.org/10.1016/j.jmateco.2007.06.005

Hartl, R.F. , Variable Neighborhood Search. Enzyklopädie der Wirtschaftsinformatik, Karl Kurbel, Jörg Becker, Norbert Gronau, Elmar Sinz, Leena Suhl (Eds.), Oldenbourg Wissenschaftsverlag Becker, Norbert Gronau, Elmar Sinz, Leena Suhl (Eds.), Oldenbourg Wissenschaftsverlag

Ostertag, A., Doerner, K.F., Hartl, R.F., A Variable Neighborhood Search Integrated in the POPMUSIC Framework for Solving Large Scale Vehicle Routing Problems. in: M. Blesa, C. Blum, C. Cotta, A.J. Fernández, J.E. Gallardo, A. Roli, and M. Sampels (Eds.) Hybrid Metaheuristics, Lecture Notes in Computer Science Vol. 5296, Springer, P. 29-42, https://doi.org/10.1007/978-3-540-88439-2_3

Parragh, S.N., Doerner, K.F., Hartl, R.F., A survey on pickup and delivery problems. Part I: Transportation between customers and depot. Journal für Betriebswirtschaft 58, 21-51, https://doi.org/10.1007/s11301-008-0033-7

Parragh, S.N., Doerner, K.F., Hartl, R.F. A survey on pickup and delivery problems. Part II: Transportation between pickup and delivery locations. Journal für Betriebswirtschaft, 58, 81–117, https://doi.org/10.1007/s11301-008-0036-4

Polacek, M., Benkner, S., Doerner, K.F., Hartl, R.F. A Cooperative and Adaptive Variable Neighborhood Search for the Multi Depot Vehicle Routing Problem with Time Windows. Business Research Vol.1 207-218, https://doi.org/10.1007/BF03343534

Polacek, M., Doerner, K.F., Hartl, R.F., Maniezzo, V., A Variable Neighborhood Search for the Capacitated Arc Routing Problem with Intermediate Facilities. Journal of Heuristics, Vol.14 , P.405-423, https://doi.org/10.1007/s10732-007-9050-2

2007

Caulkins, J.P., Hartl, R.F., Kort, P.M., Feichtinger, G., Explaining fashion cycles: Imitators chasing innovators in product space. Journal of Economic Dynamics & Control Vol. 31 (5), 1535–1556, https://doi.org/10.1016/j.jedc.2006.05.008

Doerner, K.F., Fuellerer, G., Hartl, R.F., Gronalt, M., Iori, M. (2007), Metaheuristics for the Vehicle Routing Problem with Loading Constraints. Networks 49 (Issue 4), 294 – 307, https://dl.acm.org/doi/abs/10.5555/1276833.1276838

Doerner, K.F., Gendreau, M., Greistorfer, P., Gutjahr, W.J., Hartl, R.F., Reimann, M. (2007), Preface. in: Doerner, K.F., Gendreau, M., Greistorfer, P., Gutjahr, W.J., Hartl, R.F., Reimann, M. (Eds.) (2007), Metaheuristics: Progress in Complex Systems Optimization. Springer Series: Operations Research/Computer Science Interfaces Series , Vol. 39, Springer, Berlin- NY, ISBN: 978-0-387-71919-1

Feichtinger, G., Hartl, R.F., Kort, P.M., Yegorov, Y.A. (2007), A New Solution Property in
Optimal Control: the Lens. Automatica, 43 (4, April), 744-747, https://www.sciencedirect.com/science/article/abs/pii/S0005109807000040

Gronalt, M., Hartl, R.F., Preusser, M. (2007), Design eines globalen Liefernetzes für Papier – eine Fallstudie. In: Hans Corsten und Hubert Missbauer (Eds.), Produktions- und Logistikmanagement – Festschrift für Günther Zäpfel zum 65. Geburtstag, Vahlen, pp. 597-616

Pasia, J., Doerner, K., Hartl, R.F., Reimann, M. (2007), A Population-Based Local Search for Solving a Bi-objective Vehicle Routing Problem. Evolutionary Computation in Combinatorial Optimization, Proceedings of EvoCOP 2007, Valencia, Spain, April 11-13, 2007. Lecture Notes in Computer Science 4446, Springer Berlin / Heidelberg, pp. 166-175. https://link.springer.com/chapter/10.1007/978-3-540-71615-0_15

Pasia, J.M., Doerner, K.F., Hartl, R.F., Reimann, M. (2007), Solving a Bi-objective Vehicle Routing Problem by Pareto-Ant Colony Optimization. In: Stützle, T., Birattari, M., Hoos, H.H. (Eds.), Proceedings of SLS 2007. Engineering Stochastic Local Search Algorithms. 6-8 September 2007. Brussels, Belgium, Lecture Notes in Computer Science 4638 , Springer, pp. 187–191, https://link.springer.com/chapter/10.1007978-3-540-74446-7_15

Pasia, J.M., Gandibleux, X., Doerner, K.F., Hartl, R.F. (2007), Local Search Guided by Path Relinking and Heuristic Bounds. In: Obayashi, S.; Deb, K.; Poloni, C.; Hiroyasu, T.; Murata, T. (Eds.), Evolutionary Multi-Criterion Optimization, Proceedings of 4th International Conference, EMO 2007, Matsushima, Japan, March 5-8, 2007, Lecture Notes in Computer Science, Vol. 4403, Springer, pp. 501–515, https://link.springer.com/chapter/10.1007/978-3-540-70928-2_39

Pitakaso, R., Almeder, C., Doerner , K.F., Hartl, R.F. (2007), A MAX-MIN Ant System for Unconstrained Multi-Level Lot Sizing Problems. Computers & Operations Research Vol.34, 2533–2552,
https://www.sciencedirect.com/science/article/abs/pii/S0305054805003102

Schirrer A., Doerner, K., Hartl, R.F. (2007), Reviewer Assignment for Scientific Articles using
Memetic Algorithms. in: Doerner, K.F.; Gendreau, M.; Greistorfer, P.; Gutjahr, W.; Hartl,
R.F.; Reimann, M. (Eds.), Metaheuristics – Progress in Complex Systems Optimization,
Operations Research/Computer Science Interfaces Series , Vol. 39, Springer, pp. 113-134,
https://link.springer.com/chapter/10.1007/978-0-387-71921-4_6

Schmid, Verena, Doerner, Karl, Hartl, Richard, Savelsbergh, Martin, Stoecher, Wolfgang (2007), An effective heuristic for ready mixed concrete delivery. Preprints of TRISTAN 2007

2006

Doerner, K.F., Gutjahr, W.J., Hartl, R.F., Strauss, C., Stummer, C. (2006), Pareto ant colony optimization with ILP preprocessing in multiobjective project portfolio selection. European Journal of Operational Research Vol. 171 (3), 830-841. https://doi.org/10.1016/j.ejor.2004.09.009

Doerner, K.F., Hartl, R.F., Benkner, S., Lucka, M. (2006), Parallel Cooperative Savings Based Ant Colony Optimization – Multiple Search and Decomposition Approaches. Parallel Processing Letters 16 (3, September), 351-369.

Feichtinger, G., Hartl, R.F., Kort, P.M., Veliov, V. (2006), Capital accumulation under Technological progress and learning: A vintage capital approach. European Journal of Operational Research, Vol. 172(1), 293-310, https://doi.org/10.1016/j.ejor.2004.07.070

2005

Feichtinger, G., Hartl, R.F., Kort, P.M., Veliov, V. (2005), Environmental Policy, the Porter Hypothesis and the Composition of Capital: Effects of Learning and Technological Progress. Journal of Environmental Economics and Management, 50 (2, Sept), 434-446.

Dörner, K. F., Hartl, R. & Lucka, M., 2005, A Parallel D-Ant Version for the Vehicle Routing Problem, Proceedings of the Parallel Numerics ’05. S. 109 – 118

Hartl, R. & Kort, P., 2005, Advertising dircted towards existing and new customers, in: A + U (ARCHITECTURE AND URBANISM). S. 2301-2314 13 S.

Romauch, M. & Hartl, R., 2005, Dynamic facility location with stochastic demands, Stochastic algorithms: foundations and applications : third international symposium, SAGA 2005, Moscow, Russia, October 20-22, 2005 : proceedings. Lupanov, O. B. (Hrsg.). New York: Springer, S. 180-189 10 S. (Lecture Notes in Computer Science, Band 3777).

Hartl, R., Novak, A., Rao, A. G. & Sethi, S. P., 2005, Dynamic pricing of a status symbol ,Invited Talks from the Fourth World Congress of Nonlinear Analysts (WCNA 2004): Orlando, Florida, USA; 30 June – 7 July 2004. Amsterdam [u.a.]: Elsevier, (Nonlinear Analysis: Theory, Methods & Applications; Nr. 5-7, Band 63).

Dörner, K., Gutjahr, W., Hartl, R. & Reimann, M., 2005, Heuristic Solution of an Extended Double-Coverage Ambulance Location Problem for Austria, in: Central European Journal of Operations Research. S. 325-340 16 S.

Gansterer, M., Almeder, C., Hartl, R. & Klug, M., 2005, LP Modelling and Simulation of Supply Chain Networks, Supply Chain Management und Logistik: Optimierung, Simulation, Decision Support. Günther, H-O. (Hrsg.). Heidelberg: Physica-Verlag HD, S. 95-113 19 S.

2004

Polacek, M., Hartl, R., Dörner, K. & Reimann, M., 2004, A Variable Neighborhood Search for the Multi Depot Vehicle Routing Problem with Time Windows, in: Journal of Heuristics. 10, 6, S. 613-627 15 S.

Brugger, B., Dörner, K., Hartl, R. & Reimann, M., 2004, AntPacking – An Ant Colony Optimization Approach for the One-dimensional Bin Packing Problem, Evolutionary Computation in Combinatorial Optimization (EvoCOP 2004): 4th European conference, EvoCOP 2004, Coimbra, Portugal, April 5-7, 2004. Gottlieb, J. & Raidl, G. R. (Hrsg.). New York: Springer, S. 41-50 9 S. (Lecture Notes in Computer Science, Band 3004).

Dörner, K., Hartl, R., Maniezzo, V. & Reimann, M., 2004, Applying Ant Colony Optimization to the Capacitated Arc Routing Problem, Ant Colony Optimization and Swarm Intelligence: 4th International Workshop, ANTS 2004, Brussels, Belgium, September 5-8, 2004. Proceedings. Springer-Verlag Berlin, S. 420-421 1 S. (Lecture Notes in Computer Science). Veröffentlichung: Beitrag in Buch › Beitrag in Konferenzband

Gansterer, M., Dörner, K. & Hartl, R., 2004, Column Generation for Bin Packing Problems, Proceedings of the 5th EUROSIM Congress on Modeling and Simulation: 06 – 10 September 2004, ESIEE Paris, Marne la Vallée, France. Hamam, Y. (Hrsg.). Paris: EuroSim

Reimann, M., Dörner, K. & Hartl, R., 2004, D-ants: Savings based ants divide and conquer the vehicle routing problem, in: Computers & Operations Research. 31, 4, S. 563-591 29 S.

Hartl, R., Kort, P., Feichtinger, G. & Wirl, F., 2004, Multiple equilibria and thresholds due to relative investment costs, in: Journal of Optimization Theory and Applications. 123, 1, S. 49-82 34 S.

Hartl, R. & Kort, P., 2004, Optimal investments with convex-concave revenue: A focus-node distinction, in: Optimal Control Applications and Methods. 25, 3, S. 147-163 17 S.

Dörner, K., Hartl, R., Kiechle, G., Lucka, M. & Reimann, M., 2004, Parallel Ant Systems for the Capacitated Vehicle Routing Problem, Evolutionary Computation in Combinatorial Optimization: 4th European conference, EvoCOP 2004, Coimbra, Portugal, April 5-7, 2004 : proceedings. Berlin [u.a.]: Springer, S. 72-83 11 S. (Lecture Notes in Computer Science, Band 3004 ).

Dörner, K., Gutjahr, W., Hartl, R., Strauss, C. & Stummer, C., 2004, Pareto Ant Colony Optimization: A metaheuristic approach to multiobjective portfolio selection, in: Annals of Operations Research. 131, 1-4, S. 79-99 21 S.

2003

Haunschmied, J. L., Kort, P. M., Hartl, R. & Feichtinger, G., 2003, A DNS-curve in a two-state capital accumulation model: A numerical analysis, in: Journal of Economic Dynamics and Control. 27, 4, S. 701-716 16 S.

Reimann, M., Dörner, K. & Hartl, R., 2003, Analyzing a unified Ant System for VRPs and some of its variations, Applications of Evolutionary Computing: EvoWorkshop 2003 Essex, UK, April 14-16, 2003, Proceedings. Raidl, G. (Hrsg.). Berlin, Heidelberg: Springer-Verlag Berlin, 10 S. (Lecture Notes in Computer Science, Band 2611).

Dörner, K., Hartl, R. & Reimann, M., 2003, CompetAnts for problem solving — The case of full truckload transportation. in: Central European Journal of Operations Research. 11, 2, S. 115-141 26 S. Veröffentlichung: Beitrag in Fachzeitschrift › Artikel › Peer-Review

Hartl, R. & Kort, P. M., 2003, History dependence without unstable steady state: A non-differentiable framework. in: Journal of Mathematical Economics. 39, 8, S. 891-900 10 S.

Gronalt, M., Hartl, R. & Reimann, M., 2003, New savings based algorithms for time constrained pickup and delivery of full truckloads. in: European Journal of Operational Research. 151, 3, S. 520-535 16 S.

Hartl, R., Kort, P. M. & Feichtinger, G., 2003, Offense control taking into account heterogeneity of age in: Journal of Optimization Theory and Applications. 116, 3, S. 591-620 30 S.

Hartl, R., Novak, A., Rao, A. G. & Sethi, S. P., 2003, Optimal pricing of a product diffusing in rich and poor populations in: Journal of Optimization Theory and Applications. 117, 2, S. 349-375 27 S.

Dörner, K., Gronalt, M., Hartl, R., Reimann, M. & Zisser, K., 2003, VRP with Interdependent Time Windows- A Case Study for the Austrian Red Cross Blood Program Operations Research Proceedings 2002. Leopold-Wildburger, U., Rendl, F. & Wäscher, G. (Hrsg.). Berlin, Heidelberg: Springer-Verlag Berlin, S. 156-161 5 S. (Operations Research Proceedings, Band 2002).

Gronalt, M. & Hartl, R., 2003, Workforce planning and allocation for mid-volume truck manufacturing: A case study in: International Journal of Production Research. 41, 3, S. 449-463 15 S.

2002

Dawid, H., Dörner, K., Hartl, R. & Reimann, M., 2002, Ant based computation on the Management Sciences Quantitative models of learning organizations. Dawid, H. (Hrsg.). Wien: Springer, S. 64-94 31 S. (Interdisciplinary Studies in Economics and Management, Band 3).

Reimann, M., Dörner, K. & Hartl, R., 2002, Insertion based Ants for Vehicle Routing Problems with Backhauls and Time Windows. Ant Algorithms: Third International Workshop, ANTS 2002 Brussels, Belgium, September 12–14, 2002 Proceedings. Dorigo, M., Di Caro, G. & Sampels, M. (Hrsg.). Berlin, Heidelberg : Springer, Band 2463. S. 135-148 14 S. (Lecture Notes in Computer Science, Band 2463).

Dörner, K., Gutjahr, W., Hartl, R., Strauss, C. & Stummer, C., 2002, Investitionsentscheidungen bei mehrfachen Zielsetzungen und künstliche Ameisen Operations Research Proceedings 2001: Selected Papers of the International Conference on Operations Research (OR 2001) Duisburg, September 3–5, 2001. Springer-Verlag Berlin, S. 355-362 7 S. (Operations Research Proceedings).

Doerner, K., Gutjahr, WJ., Hartl, RF., Strauss, C. & Stummer, C., 2002, Investment decisions with multiple objectives and artificial ants Operations Research Proceedings 2001. Chamoni, P., Leisten, R., Martin, A., Minnemann, J. & Stadtler, H. (Hrsg.). Springer-Verlag Berlin, S. 355-362 8 S. (Operations Research Proceedings).

Dörner, K., Gronalt, M., Hartl, R., Reimann, M., Strauss, C. & Stummer, M., 2002, SavingsAnts for the Vehicle Routing Problem Applications of evolutionary computing: Evo Workshops 2002: EvoCOP, EvoIASP, EvoSTIM/EvoPLAN, Kinsale, Ireland, April 3-4, 2002 : proceedings. Stefano, C., Gottlieb, J., Hart, E., Middendorf, M. & Raidl, G. R. (Hrsg.). Berlin: Springer-Verlag Berlin, S. 11-20 9 S. (Lecture Notes in Computer Science, Band 2279).

2001

Dörner, K. F., Gronalt, M., Hartl, R., Reimann, M., Strauss, C. & Stummer, M., Dez. 2001, SavingsAnts for the vehicle routing problem Wien: SFB Adaptive Information Systems and Modelling in Economics and Management Science, WU Vienna University of Economics and Business, Vienna.

Dörner, K. F., Gutjahr, W., Hartl, R., Strauss, C. & Stummer, C., Sep. 2001, Investitionsentscheidungen bei mehrfachen Zielsetzungen und künstliche Ameisen SFB Adaptive Information Systems and Modelling in Economics and Management Science, WU Vienna University of Economics and Business, Vienna. , 8 S. Working Paper

Dörner, K. F., Gutjahr, W., Hartl, R., Strauss, C. & Stummer, C., 2001, Ant Colony Optimization in Multiobjective Portfolio Selection Proceedings of the 4th Metaheuristics International Conference (MIC 2001). S. 243-248

Dörner, K., Hartl, R. & Reimann, M., 2001, Cooperative Ant Colonies for Optimizing Resource Allocation in Transportation Applications of Evolutionary Computing. EvoWorkshops 2001. Boers, E. J. W. (Hrsg.). Berlin, Heidelberg: Springer-Verlag Berlin, S. 70-79 9 S. (Lecture Notes in Computer Science).

Feichtinger, G., Hartl, R. & Kort, P., 2001, Optimal control applications and methods: Editorial in: Optimal Control Applications and Methods. 22, 5-6, S. 201-203 3 S.

Greiner, A., Feichtinger, G., Haunschmied, J. L., Kort, P. & Hartl, R., 2001, Optimal periodic development of a pollution generating tourism industry in: European Journal of Operational Research. 134, 3, S. 582-591 10 S.

Feichtinger, G., Hartl, R., Kort, P. & Novak, A., 2001, Terrorism control in the tourism industry in: Journal of Optimization Theory and Applications. 108, 2, S. 283-296 14 S.

2000

Baveja, A., Feichtinger, G., Hartl, R., Haunschmied, J. L. & Kort, P., 2000, A resource-constrained optimal control model for crackdown on illicit drug markets in: Journal of Mathematical Analysis and Applications. 249, 1, S. 53-79 27 S.

Dörner, K., Hartl, R. & Reimann, M., 2000, Ants Solve Time Constrained Pickup and Delivery Problems with Full Truckloads Operations Research Proceedings: Selected Papers of the Symposium on Operations Research (OR 2000) Dresden, September 9–12, 2000. Fleischmann, B., Lasch, R., Derigs, U., Domschke, W. & Rieder, U. (Hrsg.). Berlin, Heidelberg: Springer-Verlag Berlin, S. 395-400 5 S. (Operations Research Proceedings).

Caulkins, J. P., Hartl, R., Tragler, G. & Feichtinger, G., 2000, Why politics makes strange bedfellows: Dynamic model with DNS curves in: Journal of Optimization Theory and Applications. 105, 2, S. 237-254 18 S.

1999

Bullnheimer, B., Hartl, R. & Strauss, C., 1999, A New Rank Based Version of the Ant System: A Computational Study in: Central European Journal of Operations Research. 7, 1, S. 25-38

Bauer, A., Bullnheimer, B., Hartl, R. F. & Strauss, C., 1999, An ant colony optimization approach for the single machine total tardiness problem S. 1445-1450. 6 S.

Bullnheimer, B., Hartl, R. F. & Strauss, C., 1999, An improved Ant System algorithm for the Vehicle Routing Problem in: Annals of Operations Research. 89, S. 319-328 10 S.

Bauer, A., Bullnheimer, B., Hartl, R. & Strauss, C., 1999, Applying ant colony optimization to solve the single machine total tardiness problem Wien: SFB Adaptive Information Systems and Modelling in Economics and Management Science, WU Vienna University of Economics and Business, Vienna. , 14 S. Working Paper

Bullnheimer, B., Hartl, R. & Strauss, C., 1999, Applying the Ant System to the Vehicle Routing Problem Meta-Heuristics: Advances and Trends in Local Search Paradigms for Optimization. Voss, S., Martello, S., Osman, I. H. & Roucairol, C. (Hrsg.). Kluwer Academic Publishers, S. 285-296

Bauer, A., Bullnheimer, B., Hartl, R. & Strauss, C., 1999, Minimizing Total Tardiness on a Single Machine Using Ant Colony Optimization in: Central European Journal of Operations Research. 8, 2, S. 125-141

1998

Bullnheimer, B., Strauss, C. & Hartl, R., 1998. Ant Colony Optimization in Distribution Management

Feichtinger, G., Hartl, R.F., Haunschmied, J., Kort, P.M. (1998), Optimal Enforcement Policies (Crackdowns) on a Drug Market. Optimal Control Applications & Methods 19, 169-184.

1997

Bullnheimer, B., Hartl, R. & Strauss, C., Apr. 1997, A New Rank Based Version of the Ant System: A Computational Study SFB Adaptive Information Systems and Modelling in Economics and Management Science, WU Vienna University of Economics and Business, Vienna. , 14 S. Working Paper

Bullnheimer, B., Hartl, R.F., Strauss, C. (1998), Applying the Ant System to the Vehicle Routing Problem. in: S. Voß, S. Martello, I.H. Osman, C. Roucairol (Eds.), Meta-Heuristics: Advances and Trends in Local Search Paradigms for Optimization. Kluwer, Boston, pp. 109-120, (POM Working paper 4/97).

1996

Hartl, R.F., Kort, P.M. (1996), Marketable permits in a stochastic dynamic model of the firm. Journal of Optimization Theory and Applications 89 (No.1, April), 129-155.

Hartl, R.F., Kort, P.M. (1996), Capital accumulation of a firm facing an emissions tax. Journal of Economics 63 (1), 1-23.

Hartl, R.F., Kort, P.M. (1996), Capital accumulation of a firm facing environmental constraints. Optimal Control Applications & Methods 17, 253-266.

1995

Hartl, R.F. (1995), Production smoothing under environmental constraints. Production and Operations Management 4 (1), 46-56.

Hartl, R.F., Sethi, S.P., Vickson, R. (1995), A survey of the maximum principle for optimal control problems with state constraints. SIAM Review 37 (2), 181-218.

1994

Feichtinger, G., Hartl, R.F., Sethi, S.P. (1994), Dynamic optimal control models in advertising: recent developments. Management Science 40 (2), 195-226.

Han, M, Feichtinger, G., Hartl, R.F. (1994), Nonconcavity and proper optimal periodic control. Journal of Economic Dynamics & Control 18, 976-990.

1993

Freitter, M.M., Hartl, R.F. (1993), Computergestützte Koordination von Referaten eines Kongresses unter Verwendung von OR-Methoden. in: W. Frisch, A. Taudes (Eds.), Informationswirtschaft: Aktuelle Entwicklungen und Perspektiven, Physica, Heidelberg, 113-125.

Hartl, R.F. (1993), On the properness of one-dimensional periodic control problems. Systems & Control Letters 20 (3), 393-395.

Hartl, R.F. (1993), Necessary properness conditions in periodic control. in: A. Karmann, K. Mosler, M. Schader, G. Uebe (Eds.) Operations Research ’92 (Proceedings of 17th SOR in Hamburg 1992), Physica, Heidelberg, 226-229.

Hartl, R.F., Staffelmayer, T., Petritsch, G. (1993), Lastprognose in der Energiewirtschaft mittels neuronaler Netze. in: K.-W. Hansmann, A. Bachem, M. Jarke, W.E. Katzenberger, A. Marusev (Eds.), Operations Research Proceedings 1992, Springer, Berlin, 336-373.

1992

Hartl, R.F. (1992), Optimal acquisition of pollution control equipment under uncertainty. Management Science 38, 609-622.

Hartl, R.F., Feichtinger, G., Kirakossian, G.T. (1992), Optimal recycling of tailings for the production of building materials. Czechoslowak Journal of Operations Research 1 (3), 181-192.

Hartl, R.F., Luptacik, M. (1992), Environmental constraints and choice of technology. Czechoslowak Journal of Operations Research 1 (2), 107-125.

Hartl, R.F., Mehlmann, M., Novak, A. (1992), Cycles of fear: optimal periodic blood-sucking rates for vampires. Journal of Optimization Theory and Applications 75 (3), 559-568.

1991

Kirakossian, G.T., Hartl, R.F. (1991), Dinamiceskoje planirovanie ispolzovania otchoda proizvodstva dlja vypuska strojmaterialov. Kompleksnoe Ispolzovanie Mineralnovo syrja 2, 64-68.

Petritsch, G., Hartl, R.F., Komornyik, S., Hasleder, T. (1991), A software package for forecasting and optimization in energy planning. In: G. Feichtinger et al. (Eds.) Methods of Operations Research 64, Anton Hain, 661-664.

1990

Hartl, R.F. (1990), A genetic algorithm with global convergence properties. Research Report, Institut für Ökonometrie & Operations Research, Technische Universität Wien, March, (Working Paper).

Hartl, R.F., Petritsch, G. (1990), Kraftwerkseinsatzplanung mittels zufallsgesteuerter Suchstrategien. In: K.-P. Kistner et al. (Eds.) Operations Research Proceedings 1989, Springer, Berlin, 95-102.

Jiang, J., Hartl, R.F., Wörgötter, A. (1990), Macroeconomic modelling for a small open economy. Quaderni di Statistica Matematica Applicata alle Science Economico-Sociali 12, 75-82.

Mehlmann, A., Hartl, R.F. (1990), Blut ist ein ganz besondrer Saft. In: Eichhorn (Ed.) BWL humoris causa, Gabler, Wiesbaden, 28-34.

1989

Hartl, R.F. (1989), Most rapid approach paths in dynamic economic problems. In: P. Kleinschmidt et al. (Eds.) Methods of Operations Research 58 (Proceedings of SOR 12, 1987), Athenäun, 397-410.

Hartl, R.F. (1989), On the Optimal acquisition of pollution control equipment under uncertainty. In: U. Rieder et al. (Eds.) Methods of Operations Research 62 (Proceedings of SOR 14, 1989), Hain, 399-410.

Hartl, R.F. (1989), On forward algorithms for a generalized wheat trading model. Engineering Costs and Production Economics 15 (May), 367-370.

Hartl, R.F., Jorgensen, S. (1989), Optimal slidesmanship in conferences with unpredictable chairmen. Optimal Control Applications & Methods 11, 143-155.

Hartl, R.F., Kirakossian, G.T. (1989), Optimale Nutzung von Bergbauabfällen zur Produktion von Baumaterialien. Optimization 20 (3), 355-362.

Hartl, R.F., Krauth, J. (1989), Optimal production mix. Journal of Optimization Theory and Applications 66, 255-273.

Hartl, R.F., Krauth, J. (1989), Ein Productions-Mix Modell mit nichtkonvexen Kosten. In: D.B. Preßmar et al. (Eds.) Operations Research Proceedings 1988, Springer, Berlin, 302-307.

1988

Hartl, R.F. (1988), A wheat trading model with demand and spoilage. In: G. Feichtinger (Ed.) Optimal Control Theory and Economic Analysis 3, North-Holland, Amsterdam, 235-244.

Hartl, R.F. (1988), A dynamic activity analysis for a monopolistic firm. Optimal Control Applications & Methods 9, 253-272.

Hartl, R.F. (1988), The control of environmental pollution and optimal investment and employment decisions: a comment. Optimal Control Applications & Methods 9, 337-339.

Hartl, R.F., Jorgensen, S. (1988), Aspects of optimal slidesmanship. In: G. Feichtinger (Ed.) Optimal Control Theory and Economic Analysis 3, North-Holland, Amsterdam, 335-350.

Luhmer, A., Steindl, A., Feichtinger, G., Hartl, R.F., Sorger, G. (1988), ADPULS in continuous time. In: G. Feichtinger (Ed.) Optimal Control Theory and Economic Analysis 3, North-Holland, Amsterdam, 73-76.

Luhmer, A., Steindl, A., Feichtinger, G., Hartl, R.F., Sorger, G. (1988), ADPULS in continuous time. European Journal of Operational Research 34, 171-177.

1987

Hartl, R.F. (1987), Ein mathematisches Modell des Weizenhandels. Quartalshefte der Girozentrale 22, 31-38.

Hartl, R.F., Feichtinger, G. (1987), A new sufficient condition for most rapid approach paths. Journal of Optimization Theory and Applications 54, 403-411.

Hartl, Richard F. (1987), A simple proof of the monotonicity of the state trajectories in autonomous control problems. Journal of Economic Theory, Volume 41, Issue 1 (February), Pages 211-215.

1986

Hartl, R.F. (1986), A forward algorithm for a generalized wheat trading model. Zeitschrift für Operations Research 30, A 135-A 144.

Hartl, R.F. (1986), Arrow-type sufficient optimality conditions for nondifferentiable optimal control problems with state constraints. Applied Mathematics & Optimization 14, 229-247.
Hartl, R.F., Mehlmann, M. (1986), On remuneration patterns for medical services. Optimal Control Applications & Methods 7, 185-193.

Steindl, A., Feichtinger, G., Hartl, R.F., Sorger, G. (1986), On the Optimality of Cyclical Employment Policies: a Numerical Investigation. Journal of Economic Dynamics and Control 10, 457-466.

1985

Feichtinger, G., Hartl, R.F. (1985), Optimal pricing and production in an inventory model. European Journal of Operational Research 19, 45-56.

Feichtinger, G., Hartl, R.F. (1985), On the use of Hamiltonian and maximized Hamiltonian in non-differentiable control theory. Journal of Optimization Theory & Applications 46, 493-504.

Hartl, R.F., Jorgensen, S. (1985), Optimal manpower policies in a dynamic staff-maximizing bureau. Optimal Control Applications & Methods 6, 57-64.

Hartl, R.F., Sethi, S.P. (1985), Solution of generalized linear optimal control problems using a simplex-like method in continuous time, II: examples. In: G. Feichtinger (Ed.) Optimal Control Theory and Economic Analysis 2, North-Holland, Amsterdam, 63-87.

Hartl, R.F., Sethi, S.P. (1985), Solution of generalized linear optimal control problems using a simplex-like method in continuous time. In: theory. In: G. Feichtinger (Ed.) Optimal Control Theory and Economic Analysis 2, North-Holland, Amsterdam, 45-62.

Hartl, R.F., Sorger, G. (1985), A note on chattering control and the calculation of sliding modes. Research Report Nr. 90, Institut für Ökonometrie & Operations Research, Technische Universität Wien, Dezember.

1984

Hartl, R.F. (1984), A survey of the optimality conditions for optimal control problems with state variable inequality constraints. In: J.P. Brans (Ed.) Operational Research 84, North-Holland, Amsterdam, 423-433.

Hartl, R.F. (1984), Optimal dynamic advertising policies for hereditary processes. Journal of Optimization Theory and Applications 43, 51-72.

Hartl, R.F. (1984), Eine Übersicht über das Maximumprinzip für optimale Kontrollprobleme mit Zustandsnebenbedingungen. In: H. Steckhan et al. (Eds.) Operations Research Proceedings 1983, Springer, Berlin, 599-613.

Hartl, R.F., Mehlmann, A. (1984), Optimal Seducing Policies for Dynamic Continuous Lovers Under risk of being Killed by a Rival. Cybernetics and Systems 15, 119-126.

Hartl, R.F., Sethi, S.P. (1984), Optimal control problems with differential inclusions: sufficiency conditions and an application to a production-inventory model. Optimal Control Applications & Methods 5, 289-307.

Hartl, R.F., Sethi, S.P. (1984), Optimal control of a class of systems with continuous lags: a dynamic programming approach and economic interpretations. Journal of Optimization Theory & Applications 43, 73-88.

Haurie, A., Sethi, S., Hartl. R.F. (1984), Optimal control of an age-structured population model with applications to social services planning. Large Scale Systems 6, 133-158.

1983

Hartl, R.F. (1983), Optimal allocation of resources in the production of human capital. Journal of the Operational Research Society 34, 599-606.

Hartl, R.F. (1983), Optimal maintenance and production rates for a machine: a nonlinear economic control problem. Journal of Economic Dynamics & Control 6, 281-306.

Hartl, R.F. Mehlmann, A. (1983), Convex-concave utility function: optimal blood-consumption for vampires. Applied Mathematical Modelling 7, 83-88.

Hartl, R.F., Sethi, S.P. (1983), A note on the free terminal time transversality condition. Zeitschrift für Operations Research 27, A 203-A 208.

1982

Hartl, R.F. (1982), Optimal control of concave economic models with two control instruments. In: G. Feichtinger, P. Kall (Eds.) Operations Research in Progress, Reidel, Dordrecht, 227-245.

Hartl, R.F. (1982), A mixed linear/nonlinear optimization model of production and maintenance for a machine. In: G. Feichtinger (Ed.) Optimal Control Theory and Economic Analysis, North-Holland, Amsterdam, 43-58.

Hartl, R.F. (1982), Optimal control of non-linear advertising models with replenishable budget. Optimal Control Applications & Methods 3, 53-65.

Hartl, R.F. Mehlmann, A. (1982), The Transylvanian problem of renewable resources. Révue Française d’Automatique, Informatique et de Recherche Operationelle (RAIRO) 16, 379-390.

1981

Feichtinger, G., Hartl, R.F. (1981), Ein nichtlineares Kontrollproblem der Instandhaltung. Operations Research-Spektrum 3, 49-58.

PhD Theses

1980

Hartl, R.F. (1980), Optimale mehrdimensionale Steuerung ökonomischer Modelle mit konkaver Effizienz- und Nutzenfunktion. PhD thesis, Institut für Unternehmensforschung, Technische Universität Wien.