%0 Journal Article %A Alan J. Hoffmann %T A Special Class of Doubly Stochastic Matrices. (Short Communication). %J Aequationes mathematicae %D 1968 %P 211-211 %V 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/AM2_1968__1_135970/ %F AM2_1968__1_135970