%0 Journal Article %A Mehrmann, Volker %A Xu, Hongguo %T Structured Jordan canonical forms for structured matrices that are Hermitian, skew Hermitian or unitary with respect to indefinite inner products %J The electronic journal of linear algebra %D 1999 %P 67-103 %V 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/ELA_1999__5__a1/ %G en %F ELA_1999__5__a1