TY - JOUR AU - V. M. Kusov AU - N. A. Shchuchkin TI - The free abelian $n$-ary groups defined by the cyclic groups JO - Čebyševskij sbornik PY - 2011 SP - 68 EP - 76 VL - 12 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CHEB_2011_12_2_a8/ LA - ru ID - CHEB_2011_12_2_a8 ER -