%0 Journal Article %A G. Dzhangibekov %T On a class of two-dimensional singular integral operators and its %J Doklady Akademii Nauk %D 1993 %P 415-419 %V 330 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1993_330_4_a3/ %G ru %F DAN_1993_330_4_a3