TY - JOUR AU - T. A. Beregovaya AU - A. M. Sebel'din TI - Definability of Completely Decomposable Torsion-Free Abelian Groups by Groups of Homomorphisms JO - Matematičeskie zametki PY - 2003 SP - 643 EP - 648 VL - 73 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2003_73_5_a0/ LA - ru ID - MZM_2003_73_5_a0 ER -