TY - JOUR AU - Aghdam, A. M. AU - Karimi, F. AU - Najafizadeh, A. TI - On the subgroups of completely decomposable torsion-free groups that are ideals in every ring JO - Archivum mathematicum PY - 2012 SP - 107 EP - 112 VL - 48 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.5817/AM2012-2-107/ DO - 10.5817/AM2012-2-107 LA - en ID - 10_5817_AM2012_2_107 ER -