%0 Journal Article %A A. A. Shkalikov %T Minimality of derivative chains corresponding to part of the eigen- and associated elements of selfadjoint operator pencils %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 1985 %P 10-19 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMUMM_1985_6_a2/ %G ru %F VMUMM_1985_6_a2