TY - JOUR AU - El-Qallali, Abdulsalam TI - Left regular bands of groups of left quotients JO - Glasgow mathematical journal PY - 1991 SP - 29 EP - 40 VL - 33 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.1017/S0017089500008004/ DO - 10.1017/S0017089500008004 ID - 10_1017_S0017089500008004 ER -