%0 Journal Article %A Hartwig, R.E. %A Patricio, Pedro %T On Roth's pseudo equivalence over rings %J The electronic journal of linear algebra %D 2007 %P 111-124 %V 16 %I mathdoc %U http://geodesic.mathdoc.fr/item/ELA_2007__16__a28/ %G en %F ELA_2007__16__a28