%0 Journal Article %A Engel, Gernot M. %A Schneider, Hans %T Diagonal similarity and equivalence for matrices over groups with 0 %J Czechoslovak Mathematical Journal %D 1975 %P 389-403 %V 25 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1975.101334/ %R 10.21136/CMJ.1975.101334 %G en %F 10_21136_CMJ_1975_101334