%0 Journal Article %A D. O. Baladze %T Homology and cohomology groups over a pair of coefficient groups %J Doklady Akademii Nauk %D 1960 %P 1234-1237 %V 131 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1960_131_6_a1/ %G ru %F DAN_1960_131_6_a1