%0 Journal Article %A S. Prößdorf %A B. Silbermann %T On the convergence of the reduction and collocation methods for systems of singular integral equations %J Doklady Akademii Nauk %D 1976 %P 516-519 %V 226 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1976_226_3_a6/ %G ru %F DAN_1976_226_3_a6