TY - JOUR AU - P.M. Higgins TI - Epis from locally inverse semigroups are onto. JO - Semigroup forum PY - 1996 SP - 49 EP - 54 VL - 52 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SF_1996__52_3_135432/ ID - SF_1996__52_3_135432 ER -