共 22 条
[2]
ADAIR CL, 1979, THESIS U S CAROLINA
[3]
CLARKE GT, 1983, K ALGEBRA, V80, P60
[4]
CLARKE GT, 1980, SEMIGROUPS, P159
[5]
Fitz-Gerald D.G., 1972, J. Aust. Math. Soc., V13, P335
[10]
HALL TE, 1978, INVERSE SEMIGROUP VA, V16, P37