共 9 条
[2]
EILENBERG S, 1952, F ALGEBRAIC TOPOLOGY
[4]
PITCHER E, 1950, P INT C MATH, V1, P528
[6]
Toda H, 1952, J I POLYTECH OSAKA A, V3, P43
[7]
TODA H, 1953, P JAPAN ACAD, V29, P299