共 7 条
[2]
CAHEN M, 1980, CR ACAD SCI A MATH, V291, P543
[3]
Gel'fand IM, 1970, FUNKT ANAL PRIL, V4, P10
[4]
GUTT S, MEMOIRE ACADEMIE ROY
[5]
Helgason S., 1979, DIFFERENTIAL GEOMETR
[6]
KOBAYASHI S, 1968, F DIFFERENTIAL GEOME, V2