@article{AA_1989_1_1_a3,
     author = {E. A. Blagoveshchenskaya and A. V. Yakovlev},
     title = {Direct decompositions of torsion-free abelian groups of finite rank},
     journal = {Algebra i analiz},
     pages = {111--127},
     publisher = {mathdoc},
     volume = {1},
     number = {1},
     year = {1989},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/AA_1989_1_1_a3/}
}