TY - JOUR AU - O. V. Isaeva TI - Varieties and Torsion Classes of $m$-Groups JO - Algebra i logika PY - 2003 SP - 683 EP - 691 VL - 42 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AL_2003_42_6_a2/ LA - ru ID - AL_2003_42_6_a2 ER -