@article{VTGU_2013_4_a2,
     author = {E. V. Kaygorodov},
     title = {Hopfian completely decomposable torsion-free groups},
     journal = {Vestnik Tomskogo gosudarstvennogo universiteta. Matematika i mehanika},
     pages = {24--28},
     publisher = {mathdoc},
     number = {4},
     year = {2013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VTGU_2013_4_a2/}
}