TY - JOUR AU - Yu. N. Mukhin TI - Projection of pure nilpotent groups JO - Algebra i logika PY - 1966 SP - 43 EP - 54 VL - 5 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AL_1966_5_4_a3/ LA - ru ID - AL_1966_5_4_a3 ER -