共 69 条
[1]
Arnold V. I, 1989, MATH METHODS CLASSIC, VSecond, DOI DOI 10.1007/978-1-4757-1693-1
[3]
BERGER M, 1971, SPECTRE UNE VARIETE
[4]
Burns D., COMMUNICATION
[5]
CARTAN E, OEUVRES, V3, P1217
[6]
CATLIN D, 1981, RECENT DEV SEVERAL C
[8]
Chern S.S., 1974, ACTA MATH, V133, P219
[9]
CHRISTOFFERS H, 1980, THESIS U CHICAGO