TY - JOUR AU - P.M. Edwards TI - Maximizing a congruence with respect to its partition of idempotents. JO - Semigroup forum PY - 1989 SP - 257 EP - 262 VL - 39 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SF_1989__39_2_134990/ ID - SF_1989__39_2_134990 ER -