%0 Journal Article %A V. N. Seichuk %T Convergence of the collocation and the quadrature-interpolation method for singular integro-differential equations on a Lyapunov contour %J Differencialʹnye uravneniâ %D 1991 %P 174-178 %V 27 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1991_27_1_a25/ %G ru %F DE_1991_27_1_a25