%0 Journal Article %A A. N. Filippov %T Propagation of longitudinal elastic waves in a rod surrounded by a medium of Winkler type %J Vestnik Moskovskogo universiteta. Matematika, mehanika %D 1983 %P 74-78 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/VMUMM_1983_1_a18/ %G ru %F VMUMM_1983_1_a18