共 9 条
[1]
Calabi E., 1967, J DIFFER GEOM, V1, P111
[2]
CHERN S, TO BE PUBLISHED
[3]
DERHAM G, 1952, COMMENT MATH HELV, V0026, P00328, DOI [10.1007/BF02564308, DOI 10.1007/BF02564308]
[5]
Hsiang W-Y., 1967, J DIFFER GEOM, V1, P257, DOI 10.4310/jdg/1214428093
[9]
[No title captured]