%0 Journal Article %A A. R. Chekhlov %T Properties of Projective Invariant Subgroups of Abelian Groups %J Vestnik Tomskogo gosudarstvennogo universiteta. Matematika i mehanika %D 2008 %P 76-82 %N 1 %U http://geodesic.mathdoc.fr/item/VTGU_2008_1_a9/ %G ru %F VTGU_2008_1_a9