共 11 条
[1]
Bartlett J. H., 1970, Celestial Mechanics, V2, P228, DOI 10.1007/BF01229497
[2]
Birkhoff GD, 1920, ACTA MATH-DJURSHOLM, V43, P1
[3]
BIRKHOFF GD, 1936, ANNALI DR SCUOLA N 2, V5, P1
[4]
BIRKHOFF GD, 1935, MEM PONT ACAD SCI NO, V1, P85
[5]
BIRKHOFF GD, 1927, DYNAMICAL SYSTEMS, pCH5
[8]
CONTOPOULOS G, 1967, B ASTR PARIS 3, V2, P223
[10]
POINCARE H, 1899, METHODES NOUVELLES M, V3, pCH27