%0 Journal Article %A Leonard Gewirtzman %T Anti-isomorphisms of the Endomorphism Rings of Torsion-Free Modules. %J Mathematische Zeitschrift %D 1967 %P 391-400 %V 98 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1967__98_170756/ %F MZ_1967__98_170756