共 7 条
[1]
Goldie A. W., 1960, P LOND MATH SOC, V10, P201
[2]
Goldie A.W., 1958, P LOND MATH SOC, V8, P589
[6]
Posner, 1960, P AM MATH SOC, V11, P180, DOI 10.1090/S0002-9939-1960-0111765-5
[7]
[No title captured]