%0 Journal Article %A P. E. Krasnushkin %T The transformation of modulated normal waves propagating along a quasilayered elastic strip %J Doklady Akademii Nauk %D 1979 %P 331-335 %V 248 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1979_248_2_a18/ %G ru %F DAN_1979_248_2_a18