%0 Journal Article %A Wilhelm Singhof %T Generalized Higher Order Cohomology Operations Induced by the Diagonal Mapping. %J Mathematische Zeitschrift %D 1978 %P 7-26 %V 162 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1978__162_172710/ %F MZ_1978__162_172710