TY - JOUR AU - A. V. Jakovlev TI - Torsion-free abelian groups of finit rank and its direct decompositions JO - Zapiski Nauchnykh Seminarov POMI PY - 1989 SP - 135 EP - 153 VL - 175 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_1989_175_a14/ LA - ru ID - ZNSL_1989_175_a14 ER -