TY - JOUR AU - V. Yu. Popov TI - The Property of Having Independent Basis in Semigroup Varieties JO - Algebra i logika PY - 2005 SP - 81 EP - 96 VL - 44 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AL_2005_44_1_a5/ LA - ru ID - AL_2005_44_1_a5 ER -