%0 Journal Article %A Dieter Ziplies %T A characterization of the norm of an Azumaya algebra of constant rank through the divided powers algebra of an algebra %J Beiträge zur Algebra und Geometrie %D 1986 %P 53-70 %V 22 %I mathdoc %U http://geodesic.mathdoc.fr/item/BAG_1986__22_138335/ %F BAG_1986__22_138335