%0 Journal Article %A M. S. Brodskii %A Yu. L. Shmul'yan %T Invariant subspaces of a~linear operator and divisors of its characteristic function %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1964 %V 19 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1964_19_1_a5/ %G ru %F RM_1964_19_1_a5