TY - JOUR AU - E. A. Ivanova TI - On the residual nilpotence of a free product with an amalgamated subgroup of two abelian groups by nilpotent groups JO - Čebyševskij sbornik PY - 2002 SP - 72 EP - 77 VL - 3 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CHEB_2002_3_1_a8/ LA - ru ID - CHEB_2002_3_1_a8 ER -