%0 Journal Article %A Mehl, Christian %T Essential decomposition of polynomially normal matrices in real indefinite inner product spaces %J The electronic journal of linear algebra %D 2006 %P 84-106 %V 15 %I mathdoc %U http://geodesic.mathdoc.fr/item/ELA_2006__15__a22/ %G en %F ELA_2006__15__a22