@article{IVM_2009_11_a2,
     author = {T. A. Beregovaya},
     title = {On definability of completely decomposable torsion-free {Abelian} groups by certain groups of homomorphisms},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {20--23},
     publisher = {mathdoc},
     number = {11},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2009_11_a2/}
}