%0 Journal Article %A V. N. Pyvovarchyk %T A boundary value problem connected with oscillations of an elastic rod with internal and external friction %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 1987 %P 68-71 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMUMM_1987_3_a20/ %G ru %F VMUMM_1987_3_a20