TY - JOUR AU - D. I. Zaitsev TI - Stably solvable and stably nilpotent groups JO - Doklady Akademii Nauk PY - 1967 SP - 509 EP - 511 VL - 176 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1967_176_3_a4/ LA - ru ID - DAN_1967_176_3_a4 ER -