%0 Journal Article %A V. Mascioni %T Some characterizations of complex normed Q-algebras. %J Elemente der Mathematik %D 1987 %P 10-14 %V 42 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/ELMA_1987__42_4_141395/ %F ELMA_1987__42_4_141395