%0 Journal Article %A V. S. Zhuravskii %T The group of abelian extensions of a~periodic abelian group by a~torsion-free abelian group %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1961 %V 16 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1961_16_4_a11/ %G ru %F RM_1961_16_4_a11