%0 Journal Article %A S. V. Rychkov %T On direct products of Abelian groups %J Sbornik. Mathematics %D 1983 %P 273-282 %V 45 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1983_45_2_a7/ %G en %F SM_1983_45_2_a7