共 8 条
[1]
BEJANCU A, 1986, GEOMETRY C R SUBMANI
[2]
Chen B. Y., 1973, GEOMETRY SUBMANIFOLD
[3]
ERBACHER J, 1971, J DIFFER GEOM, V5
[4]
Kon M., 1978, Ann. Fac. Sci. Kinshasa, V4, P1
[6]
Ryan PJ., 1969, TOHOKU MATH J, V21, P363, DOI [10.2748/tmj/1178242949, DOI 10.2748/TMJ/1178242949]
[7]
Yano K., 1983, Progress in Mathematics, V30
[8]
[No title captured]