共 6 条
[1]
GOLDSTEIN JA, 1972, TULANE U LECTURE NOT
[3]
Lumer G., 1961, PACIFIC J MATH, V11, P679
[4]
Phillips R.S., 1959, T AM MATH SOC, V90, P193, DOI 10.1090/S0002-9947-1959-0104919-1
[5]
SHOWALTER RE, 1973, PAC J MATH, V5, P357
[6]
Trotter H. F., 1958, PAC J MATH, V8, P887