%0 Journal Article %A N. I. Kryuchkov %T On the Abelian extensions of locally compact Abelian groups %J Sbornik. Mathematics %D 1982 %P 511-522 %V 41 %N 4 %U http://geodesic.mathdoc.fr/item/SM_1982_41_4_a5/ %G en %F SM_1982_41_4_a5