%0 Journal Article %A V. A. Yakubovich %T Factorization of symmetric matrix polynomials %J Doklady Akademii Nauk %D 1970 %P 532-535 %V 194 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1970_194_3_a14/ %G ru %F DAN_1970_194_3_a14