%0 Journal Article %A L. A. Tolokonnikov %T Scattering of sound waves by an cylinder with an radial non-uniform elastic coating in a~planar waveguide %J Čebyševskij sbornik %D 2019 %P 272-283 %V 20 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/CHEB_2019_20_1_a16/ %G ru %F CHEB_2019_20_1_a16