%0 Journal Article %A B. V. Budaev %T Diffraction of elastic waves on the wedge-liked obstacles %J Zapiski Nauchnykh Seminarov POMI %D 1990 %P 50-70 %V 186 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1990_186_a5/ %G ru %F ZNSL_1990_186_a5