TY - JOUR AU - Chajda, Ivan TI - Semiregularity of congruences implies congruence modularity at 0 JO - Czechoslovak Mathematical Journal PY - 2002 SP - 333 EP - 336 VL - 52 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMJ_2002__52_2_a8/ LA - en ID - CMJ_2002__52_2_a8 ER -