TY - JOUR AU - A. L. Shmel'kin TI - Wreath products and varieties of groups JO - Doklady Akademii Nauk PY - 1964 SP - 1063 EP - 1065 VL - 157 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1964_157_5_a13/ LA - ru ID - DAN_1964_157_5_a13 ER -