TY - JOUR AU - A. V. Zenkov TI - Product varieties of $m$-groups JO - Algebra i logika PY - 2012 SP - 722 EP - 733 VL - 51 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AL_2012_51_6_a1/ LA - ru ID - AL_2012_51_6_a1 ER -