%0 Journal Article %A M. Bockstein %T A theorem on universal coefficients for spectral cohomology groups of differential groups %J Doklady Akademii Nauk %D 1963 %P 997-1000 %V 148 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1963_148_5_a0/ %G ru %F DAN_1963_148_5_a0