%0 Journal Article %A M. A. Lyalinov %T On diffraction of a~plane wave by an impedance cone %J Zapiski Nauchnykh Seminarov POMI %D 2003 %P 191-215 %V 297 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_2003_297_a11/ %G ru %F ZNSL_2003_297_a11