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On the existence of separatrix loops in four-dimensional systems similar to the integrable hamiltonian systems
L.M. Lerman, Ia.L. UmanskiiVolume:
47
Year:
1983
Language:
english
Pages:
6
DOI:
10.1016/0021-8928(83)90059-x
File:
PDF, 527 KB
english, 1983