共 23 条
[1]
BERGER M, 1957, ANN SCI ECOLE NORM S, V74, P85
[3]
CHOQUETBRUHAT Y, 1968, BATTELLES RENCONTRES, P84
[4]
Helgason S., 1962, DIFFERENTIAL GEOMETR
[5]
HELGASON S, 1961, MATH SCAND, P129
[8]
KORANYI A, 1963, ANN MATH, V81, P265
[9]
KOSMANN Y, 1975, CR ACAD SCI PARIS A, V283
[10]
KOSTANTS B, 1975, SPRINGER LECTURE NOT, V466