%0 Journal Article %A Ascher Wagner %T Collineations of Finite Projective Spaces as Permutations on the Sets of Dual Subspaces. %J Mathematische Zeitschrift %D 1969 %P 249-254 %V 111 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1969__111_171201/ %F MZ_1969__111_171201