%0 Journal Article %A D.L. JOHNSON %T On the Cohomology of Finite 2-Groups. %J Inventiones mathematicae %D 1969 %P 159-173 %V 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM_1969__7_141960/ %F IM_1969__7_141960