%0 Journal Article %A M. A. Lyalinov %T Method of perturbations in vector electromagnetic problems of diffraction by a~wedge %J Zapiski Nauchnykh Seminarov POMI %D 1995 %P 138-156 %V 230 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1995_230_a11/ %G ru %F ZNSL_1995_230_a11