%0 Journal Article %A E. A. Zlobina %A A. P. Kiselev %T High-frequency diffraction by a contour with a jump of curvature. Limit ray %J Zapiski Nauchnykh Seminarov POMI %D 2018 %P 113-123 %V 471 %U http://geodesic.mathdoc.fr/item/ZNSL_2018_471_a7/ %G ru %F ZNSL_2018_471_a7