%0 Journal Article %A V. N. Seichuk %T Convergence of the collocation method and the method of mechanical quadratures for singular integral equations given on a Lyapunov contour %J Differencialʹnye uravneniâ %D 1984 %P 1267-1275 %V 20 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1984_20_7_a19/ %G ru %F DE_1984_20_7_a19