TY - JOUR AU - Berthiaume, Pierre TI - Generalized semigroups of quotients JO - Glasgow mathematical journal PY - 1971 SP - 150 EP - 161 VL - 12 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.1017/S0017089500001257/ DO - 10.1017/S0017089500001257 ID - 10_1017_S0017089500001257 ER -