TY - JOUR AU - McMorris, F. R. TI - The quotient semigroup of a semigroup that is a semilattice of groups† JO - Glasgow mathematical journal PY - 1971 SP - 18 EP - 23 VL - 12 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.1017/S0017089500001099/ DO - 10.1017/S0017089500001099 ID - 10_1017_S0017089500001099 ER -