%0 Journal Article %A Jürg Rätz %T On Wigner's theorem: Remarks, complements, comments, and corollaries. %J Aequationes mathematicae %D 1996 %P 1-9 %V 52 %N 1-2 %I mathdoc %U http://geodesic.mathdoc.fr/item/AM2_1996__52_1-2_137651/ %F AM2_1996__52_1-2_137651