%0 Journal Article %A Szechtman, Fernando %T Equivalence and congruence of matrices under the action of standard parabolic subgroups %J The electronic journal of linear algebra %D 2007 %P 325-333 %V 16 %I mathdoc %U http://geodesic.mathdoc.fr/item/ELA_2007__16__a10/ %G en %F ELA_2007__16__a10