%0 Journal Article %A Svetozar Kurepa %T On Bimorphisms and Quadratic Forms on Groups. (Short Communications). %J Aequationes mathematicae %D 1972 %P 191-191 %V 8 %I mathdoc %U http://geodesic.mathdoc.fr/item/AM2_1972__8_136278/ %F AM2_1972__8_136278