TY - JOUR AU - V. V. Gorlov TI - Congruences in closed classes in a $k$-valued logic, defined by predicates JO - Matematičeskie zametki PY - 1985 SP - 756 EP - 763 VL - 38 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1985_38_5_a13/ LA - ru ID - MZM_1985_38_5_a13 ER -