共 50 条
- [42] INTEGRABILITY OF HAMILTONIAN-SYSTEMS VESTNIK MOSKOVSKOGO UNIVERSITETA SERIYA 1 MATEMATIKA MEKHANIKA, 1979, (06): : 88 - 91
- [48] NONLINEAR-INTERACTION OF POSITIVE AND NEGATIVE ENERGY MODES IN HAMILTONIAN-SYSTEMS JOURNAL OF THE AUSTRALIAN MATHEMATICAL SOCIETY SERIES B-APPLIED MATHEMATICS, 1990, 31 : 397 - 424