[1] Helleman, R.H.C., In Fundamental Problem in Statistical Mechanics. edited by E.G.D. Cohen, Elsevier, New York, Vol. 5(1980). 165.
[2] Zisook, A.B., Phys. Rev, A24(1981), 1640.
[3] Moser, J., Stable and Random Motions in Dynamical systems, Princeton University Press(1973).
[4] Zhang Jin-yan, Sci. Bull, 30, 4(1985), 427-431.
[5] Henon, M., Comm. Math. Phys, 50(1976), 69-77.
[6] Feit, S., Comm. Math. Phys, 61(1978), 249-260. |