TY - JOUR AU - Szechtman, Fernando TI - Equivalence and congruence of matrices under the action of standard parabolic subgroups JO - The electronic journal of linear algebra PY - 2007 SP - 325 EP - 333 VL - 16 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ELA_2007__16__a10/ LA - en ID - ELA_2007__16__a10 ER -