共 4 条
[1]
Adem J., 1957, ALGEBRAIC GEOMETRY T, P191
[2]
Gould HW., 1956, AM MATH MONTHLY, V63, P84, DOI [DOI 10.1080/00029890.1956.11988763, 10.1080/00029890.1956.11988763]
[3]
Gould HW., 1957, AM MATH MONTHLY, V64, P409