%0 Journal Article %A Ježek, Jan %T Symmetric matrix polynomial equations %J Kybernetika %D 1986 %P 19-30 %V 22 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/KYB_1986__22_1_a1/ %G en %F KYB_1986__22_1_a1