共 19 条
[3]
Alexandroff P., 1935, TOPOLOGIE, P3
[4]
Banach S., 1932, THEORIE OPERATIONS L
[6]
BOURBAKI N, 1938, MATH ANN, V206, P1701
[7]
Goldstine H. H., 1938, DUKE MATH J, V4, P125
[8]
Helly E., 1921, MONATSH MATH PHYS, V31, P60
[9]
KAKUTANI S, 1939, P IMP ACAD TOKYO, V15, P169
[10]
KAKUTANI S, 1940, P NATL ACAD SCI TOKY, V26, P62