TY - JOUR AU - Ya. G. Berkovich TI - A characterization of certain classes of finite groups JO - Doklady Akademii Nauk PY - 1963 SP - 1007 EP - 1009 VL - 151 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1963_151_5_a2/ LA - ru ID - DAN_1963_151_5_a2 ER -