%0 Journal Article %A R. O. Hryniv %T On the spectrum of an operator pencil that arises in the problem of oscillations of a semi-infinite rod with internal friction %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 1996 %P 19-23 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMUMM_1996_1_a3/ %G ru %F VMUMM_1996_1_a3