1. G. E. Uhlenbeck and G. W. Ford, Lectures in Statistical Mechanics (Am. Math. Soc., Providence, R.I., 1963; Mir, Moscow, 1965).
2. V. V. Kozlov, Thermal Equilibrium in the Sense of Gibbs and Poincaré (Inst. Komp’yuternykh Issled., Izhevsk, 2002) [in Russian].
3. V. V. Kozlov and D. V. Treshchev, Teor. Mat. Fiz. 136(3), 496–506 (2003).
4. V. V. Kozloz, Regul. Chaotic Dyn. 6(3), 235–251 (2001).
5. H. Poincaré, J. Phys. Théor. Appl., Ser. 4 5, 369–403 (1906).