共 21 条
[1]
DERHAM G, 1939, COMMENT MATH HELV, V12, P191
[2]
ECKMANN B, 1945, COMMENT MATH HELV, V18, P232, DOI 10.1007/BF02568113
[4]
Eilenberg S, 1943, Proc Natl Acad Sci U S A, V29, P155, DOI 10.1073/pnas.29.5.155
[7]
Eilenberg S., 1940, DUKE MATH J, V6, P428
[8]
EILENBERG S, 1947, ANN MATH, V48
[10]
HOPF H, 1945, COMMENT MATH HELV, V17, P307