Wm. G. Hoover, H. A. Posch, K. Aoki, and D. Kusnezov,
"Remarks on NonHamiltonian Statistical Mechanics: Lyapunov Exponents and Phase-Space Dimensionality Loss", Europhysics Lett. 60, 337 - 341 (2002);
arXive nlin.CD/0205040.

Ch. Dellago, Wm. G. Hoover, and H. A. Posch, "Fluctuations, convergence times, correlation functions, and power laws from many-body Lyapunov spectra for soft and hard disks and sphere", Phys. Ref. E 65, 056216 (2002).

H. A. Posch and Ch. Forster, "Lyapunov instability and collective
tangent space dynamics of fluids", Lecture Notes on Computer Science 2331, Computational Science - ICCS 2002}, vol. 3, p.1170, edited by P.M.A. Sloot,
C.J.K. Tan, J.J. Dongarra, and A.G. Hoekstra, Springer, Berlin, 2002; arXive nlin.CD/0210054.

Wm. G. Hoover, H. A. Posch, Ch. Forster, Ch. Dellago, and M. Zhou,
" Lyapunov instability of two-dimensional many-body systems; soft disks, hard disks, and rotors", J. Stat. Phys. 109, Nos. 3/4, 765 - 775 (2002).

LJ. Milanovic and H. A. Posch, "Localized and delocalized modes in the tangent-space dynamics of planar hard dumbbell fluids", J. Molec. Liquids, 96-97, 221 - 244 (2002).

H. A. Posch and W. Thirring, “The classical three-body problem -- where is abstract mathematics, physical intuition, computational physics most powerful?”, p. 289 - 305 of Mathematical Physics 2000, edited by A. Fokas, A. Grigoryan, T. Kibble, and B. Zegarlinski, Imperial College Press, 2000. Also in Highlights of Mathematics in Physics, edited by A. Fokas, J. Halliwell, T. Kibble, and B. Zegarlinski, American Mathematical Society, 2002.

Wm. G. Hoover, H.A. Posch, and C.G. Hoover, “Fluctuations and asymmetry via local Lyapunov instability in the time-reversible doubly-thermostated harmonic oscillator”, J. Chem. Phys. 115, 5744 - 5750 (2001).

H. A. Posch and W. Thirring, “Some aspects of the classical three-body problem that are close or foreign to physical intuition”, Journal of Mathematical Physics 41, 3430 - 3447 (2000).

H. A. Posch and W. Thirring, “The classical three-body problem -- where is abstract mathematics, physical intuition, computational physics most powerful?”, p. 289 - 305 of Mathematical Physics 2000, edited by A. Fokas, A. Grigoryan, T. Kibble, and B. Zegarlinski, Imperial College Press, 2000. Also in Highlights of Mathematics in Physics, edited by A. Fokas, J. Halliwell, T. Kibble, and B. Zegarlinski, American Mathematical Society, 2002.

H. A. Posch and R. Hirschl, “Simulation of blliards and of hard-body fluids”, pages 269 - 310 in Hard Ball Systems and the Lorenz Gas, edited by D. Szasz, Encyclopedia of the mathematical sciences 101, Springer Verlag, Berlin (2000).

Wm. G. Hoover, H. A. Posch, V. M. Castillo, and C. G. Hoover, “Computer simulation of irreversible expansions via molecular dynamics, smooth paticle applied mechanics, Eulerian, and Lagrangian continuum mechanics”, J. Statist. Physics 100, 313 - 326, (2000).

H. A. Posch, R. Hirschl, and Wm. G. Hoover, “Multifractal phase-space distributions for stationary nonequilibrium systems”, in Dynamics: Models and Kinetic Methods for Nonequilibrium Many-Body Systems, J. Karkheck, ed., NATO ASI Series E: Applied Sciences - Vol. 371, p. 169 - 189 (Kluwer, Dordrecht, 2000).

Wm.G. Hoover and H.A Posch, “Entropy increase in confined free expansions via molecular dynamics and smooth particle applied mechanics”, Phys. Rev. E 59, 1770 - 1776 (1999).

Lj. Milanovic, H.A. Posch, and Wm. G. Hoover, “What is `Liquid'? Understanding the States of Matter”, Molec. Phys., 95, 281 - 287 (1998).

Wm. G. Hoover and H. A. Posch, “Multifractals from stochastic many-body molecular dynamics”, Phys. Lett. A. 246, 247 - 251 (1998).

Lj. Milanovic, H.A. Posch, and Wm. G. Hoover, “Lyapunov instability of two-dimensional fluids: hard dumbbells”, Chaos, 8, 455 - 461 (1998).

Wm. G. Hoover and H.A. Posch, “Chaos and irreversibility in simple model systems”, Chaos, 8, 366 - 373 (1998).

Ch. Dellago, W.G. Hoover, and H.A. Posch, “Isomorphic multifractal shear flows and Lyapunov spectra for hard disks via isokinetic and adiabatic nonequilibrium molecular dynamics”, Phys. Rev. E, 57, 4969 - 4975 (1998).

Wm. G. Hoover, Kevin Boercker, and H. A. Posch, “Large-system hydrodynamic limit for color conductivity in two dimensio”, Phys. Rev. E., 57, 3911 - 3916 (1998).

Lj. Milanovic, H.A. Posch, and W. Thirring, “Statistical mechanics and computer simulation of systems with attractive positive powerlaw potentials”, Phys. Rev. E 57, 2763 - 2775 (1998).

D.J. Evans, D.J. Searles, Wm.G. Hoover, C. G. Hoover, B.L. Holian, H.A. Posch, and G. P. Morriss, “Comment on: Modified nonequilibrium molecular dynamics for fluid flows with energy conservation [J. Chem. Phys. 106, 5615 (1997)]”, J. Chem. Phys., 108, 4351 (1998).

H.A. Posch and W.G. Hoover, “Time-reversible dissipative attractors in three and four phase-space dimensions”, Phys. Rev. E, 55, 6803 - 6810 (1997).

Ch. Dellago and H.A. Posch, “Lyapunov spectrum and the conjugate pairing rule for a thermostatted random Lorentz gas: numerical simulations”, Phys. Rev. Lett., 78, 211 - 214 (1997).

Ch. Dellago and H. A. Posch, “Lyapunov instability in the extended XY-model: Equilibrium and nonequilibrium molecular dynamics simulations”, Physica A, 237, 95 - 112 (1997).

Ch. Dellago and H.A. Posch, “Lyapunov instability of the boundary-driven Chernov-Lebowitz model for stationary shear flow”, J. Stat. Phys. 88, 825 - 842 (1997).

Ch. Dellago and H.A. Posch, ”Mixing, Lyapunov instability, and the approach to equilibrium in a hard-sphere gas”, Phys. Rev. E 55, R9 - R12 (1997).

H.A. Posch and W.G. Hoover, “Simulation of two-dimensional Kolmogorov flow with smooth particle applied mechanics”, Physica A, 240, 286 - 296 (1997).

Ch. Dellago and H.A. Posch, “Kolmogorov-Sinai entropy and Lyapunov spectra of a hard sphere gas”, Physica A, 240, 68 - 83 (1997).

W.G. Hoover, C.G. Hoover, O. Kum, V.M.Castillo, H.A.Posch, and S. Hess, “Smooth Particle Applied Mechanics”, Computational Methods in Science and Technology, 2, 65 - 72 (1996).

H. van Beijeren, J.R. Dorfman, E.G.D. Cohen, H.A. Posch, and Ch. Dellago, “Lyapunov exponents from kinetic theory for a dilute, field-driven Lorentz gas”, Phys. Rev. Lett. 77, 1974 - 1977 (1996).

Ch. Dellago, and H.A. Posch, “Lyapunov instability, local curvature and the fluid-solid phase transition in two dimensions”, Physica A, 230, 364 - 387 (1996).

W.G. Hoover, H.A. Posch, Ch. Dellago, O. Kum, C.G. Hoover, A.J. De Groot, and B.L. Holian, “Thermomechanical Particle Simulations”, in Nonlinear Dynamics and Complex Systems, Proceedings of the International Conference held in Zakopane, 1995, edited by E. Infeld, R. Zelanzny, and A. Galkowski, p. 179 - 197, Cambridge University Press, 1997.

W.G. Hoover, O. Kum, and H.A. Posch, “Time-reversible dissipative ergodic maps”, Phys. Rev. E 53, 2123 - 2129 (1996).

Borzsak, A. Baranyai, and H.A. Posch, “Correlation regimes in systems of soft spherical particles studied by their Lyapunov exponents”, Physica A 229, 93-108 (1996).

H.A. Posch, Ch. Dellago, W.G. Hoover, and O. Kum, “Microscopic Time-Reversibility and Macroscopic Irreversibility -Still a Paradox?”, in Pioneering Ideas for the Physical and Chemical Sciences: Josef Loschmidt's Contributions and Modern Developments in Structural Organic Chemistry, Atomistics, and Statistical Mechanics, W. Fleischhacker and T. Schoenfeld, eds., p. 233 - 248, Plenum, New York, 1997.

Ch. Dellago, H.A. Posch, and W.G.Hoover, “Lyapunov instability of hard disks in equilibrium and nonequilibrium steady states”, Phys. Rev. E 53, 1485 - 1501 (1996).

D.K. Ivanov, H.A. Posch, and Ch. Stumpf, “Statistical measures derived from the correlation integrals of physiological time series”, Chaos 6, 243 - 253 (1996).

I. Borzsak, H. A. Posch, and A. Baranyai, "Lyapunov instability of fluids composed of rigid diatomic molecules", Phys. Rev. E 53, 3694 (1996).

Ch. Dellago, L.Glatz and H.A. Posch, “Lyapunov spectrum of the driven Lorentz gas”, Phys. Rev. E 52, 4817 - 4826 (1995).

Ch. Dellago and H.A. Posch, “Lyapunov exponents of systems with elastic hard collisions”, Phys. Rev. E 52, 2401 - 2406 (1995).

H.A. Posch, W.G. Hoover and O. Kum, “Steady-state shear flows via nonequilibrium molecular dynamics and smooth particle applied mechanics”, Phys. Rev. E 52, 1711 - 1720 (1995).

W.G. Hoover and H.A. Posch, “Large-system hydrodynamic limit”, Mol. Phys. Report, 10, 70 - 85 (1995).

W.G. Hoover and H.A. Posch, “Shear viscosity via global control of spatio-temporal chaos in two-dimensional isoenergetic dense fluids”, Phys. Rev. E 51, 273 - 279 (1995).

B.L. Holian, H.A. Posch and W.G. Hoover, “Free energy via thermostatted dynamic potential energy changes”, Phys. Rev. E 47, 3852 - 3861 (1993).

W.G. Hoover, H.A. Posch and L.W. Campbell, “Thermal heat reservoirs via Gauss' principle of least constraint; dissipation, chaos, and phase-space dimensionality loss in one-dimensional chains”, Chaos 3, 325 - 332 (1993)

H.A. Posch, H. Narnhofer and W. Thirring, “Condensation phenomena in thermodynamically unstable systems”, Physica A 194, 482 - 493 (1993).

W.G. Hoover, B.L. Holian and H.A. Posch, “Comment I on Possible experiments to check the reality of a nonequilibrium temperature”, Phys. Rev. E 48, 3196 - 3198 (1993).

W.G. Hoover, E. Craig, H.A. Posch, B.L. Holian and C.G. Hoover, “Heat transfer between two degrees of freedom”, Chaos 1, 343 - 346, (1991).

H.A. Posch, H. Narnhofer and W. Thirring, “Dynamics of unstable systems”, Phys. Rev. A 42, 1880 - 1890 (1990).

H.A. Posch, W.G. Hoover and B.L. Holian, “Time-reversible molecular motion and macroscopic irreversibility”, Ber. d. Bunsenges. f. Phys. Chem. 94, 250 - 256 (1990).

W.G. Hoover, C.G. Hoover and H.A. Posch, “Lyapunov instability of pendula, chains and strings”, Phys. Rev. A 41, 2999 - 3004 (1990).

H.A. Posch, H. Narnhofer and W. Thirring, “Computer simulation of collapsing systems”, in Microscopic Simulation of Complex Flows, edited by M. Mareschal, NATO-ASI Series B: Physics (Plenum Press, New York, 1990), p. 241 - 249.

H.A. Posch and W.G. Hoover, “Equilibrium and nonequilibrium Lyapunov spectra for dense fluids and solids”, Phys. Rev. A 39, 2175 - 2188, (1989

F.J. Vesely and H.A. Posch, “Correlated motion of 2 particles in a fluid I. Stochastic equation of motion”, Molec. Phys., 64, 97 - 109 (1988).

H.A. Posch, and W.G. Hoover, “Lyapunov instability of dense Lennard-Jones fluids”, Phys. Rev. A 38, 473 - 482 (1988)

W.G. Hoover, B. Moran, B.L. Holian, H.A. Posch, “Computer simulation of nonequilibrium processes”, p. 191 - 194 in Shock waves in condensed matter 1987, edited by S.C.Schmidt and N.C.Holmes (North-Holland, Amsterdam, 1988).

W.G. Hoover and H.A. Posch, “Direct measurement of equilibrium and nonequilibrium Lyapunov spectra”, Physics Lett. A 123, 227 - 230 (1987).

W.G. Hoover, H.A.Posch, “Dense-fluid Lyapunov spectra via constrained molecular dynamics”, J. Chem. Phys. 87, 6665 - 6670 (1987).

W.G. Hoover, H.A. Posch, B.L. Holian, M.J. Gillan, M. Mareschal and C. Massobrio, “Dissipative irreversibility from Nose’s reversible mechanics”, Molecular Simulations
1, 79 - 86 (1987).

W.A. Steele and H.A. Posch, “A simulation study of the induced infrared absorption in liquid CO2”, J. Chem. Soc., Faraday Trans. 2 83, 1843 - 1858 (1987).

M. Neumann and H.A. Posch, “Collision induced light scattering from tetrahedral molecules”, in Phenomena induced by intermolecular interactions, G.Birnbaum (ed.), NATO - ASI Series B, Vol. 127, p. Plenum, New York, 1985.

W.A. Steele and H.A. Posch, “Liquids and liquid state interactions”, in Phenomena induced by intermolecular interactions, G. Birnbaum (ed.), p. 549 - 556, NATO – ASI Series B, Vol. 127, Plenum, New York, 1985.

H.A. Posch, U. Balucani and R. Vallauri, “On the relative dynamics of pairs of atoms in simple liquids”, Physica A 123, 516 - 534 (1984).

H.A. Posch, “Collision induced light scattering from fluids composed of tetrahedral mokecules III: Neopentane vapour”, Molec. Phys. 46, 1213 - 1230 (1982).

H. Bertagnolli, H.G. Hertz und H.A. Posch, „Mikrodynamische Vorgaenge in Fluessigkeiten“, Ber. Bunseng. f. Phys. Chemie, 85, 992 - 1004 (1981).

H.A. Posch, F.J. Vesely and W.A. Steele, “Atomic pair dynamics in a Lennard-Jones fluid: comparison of theory with computer simulation”, Molec. Phys. 44, 241 - 264 (1981).

W. Schindler and H.A. Posch, “Rayleigh and Raman light scattering from Pyridine - Water Mixtures”, Chem. Phys. 43, 9 - 20 (1979).

S. C. An, L. Fishman, T.A. Litovitz, C.J. Montrose and H.A. Posch, “Depolarized light scattering from dense noble gases”, J. Chem. Phys., 70, 4626 - 4632 (1979).

P. Froehlich und H.A. Posch, „Eine Hochdruckzelle fuer depolarisierte Lichtstreuexperimente an Fluessigkeiten“, Journal of Physics E 12, 170 - 172 (1979).

H.A. Posch, „Kollisionsinduzierte Lichtstreuung an einfachen atomaren und molekularen Fluessigkeiten“, Acta Physica Austriaca, Supp.XX, 157 - 166 (1979).

H.A. Posch, “Collision induced light scattering from fluids composed of tetrahedral molecules I”, Molec. Phys 37, 1059 - 1075 (1978).

P. Froehlich and H.A. Posch, “Depolarized light scattering in dense liquid quinoline”, Molec. Phys. 36, 1421 - 1433 (1978).

H.A. Posch, H.D. Dardy and T.A. Litovitz, “Depolarized light scattering in hydrogen bonding liquids“, Ber. der Bunseng. f. Phys. Chemie 81, 744 - 748 (1977).

H.A. Posch and T.A. Litovitz, “Depolarized light scattering in liquid SF6 “, Molec. Phys. 32, 1559 - 1575 (1976).

Friedrich Kohler, E. Wilhelm and H. Posch, “Recent advances in the physical chemistry of the liquid state”, Adv. Mol. Rel. Proc. 8, 195 - 239 (1976).

J. Kaltseis, H.A. Posch and W. Vogel, “Moessbauer effect observations with the 46.5 keV line of 183W in anhydrous lithium tungstate“, J. Phys. C: Solid State Phys. 5, 2523 - 2533 (1972).

H. Posch und Friedrich Kohler, „Ultraschalluntersuchungen ueber die Dimerisation von Essigsaeure in Mischungen mit Tetrachlorkohlenstoff“, Monatsh. f. Chemie 98, 1451 - 1459 (1967).