%0 Journal Article %A A. Ya. Belyankov %A V. S. Ryaben'kiǐ %T A difference analogue of the apparatus of singular integral equations in the theory of boundary value problems %J Trudy Moskovskogo matematičeskogo obŝestva %D 1983 %P 44-68 %V 46 %I mathdoc %U http://geodesic.mathdoc.fr/item/MMO_1983_46_a1/ %G ru %F MMO_1983_46_a1