%0 Journal Article %A N. Ya. Krupnik %A I. Ts. Gokhberg %T The spectrum of singular integral operators in $L_p$ spaces with weight %J Doklady Akademii Nauk %D 1969 %P 745-748 %V 185 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1969_185_4_a3/ %G ru %F DAN_1969_185_4_a3