TY - JOUR AU - N. S. Chernikov TI - Groups with a~dense system of complemented nonextremal Abelian subgroups JO - Matematičeskie zametki PY - 1977 SP - 611 EP - 620 VL - 22 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1977_22_5_a1/ LA - ru ID - MZM_1977_22_5_a1 ER -