%0 Journal Article %A O. V. Besov %A P. I. Lizorkin %T Singular integral operators and sequences of convolutions in $L_p$ spaces %J Sbornik. Mathematics %D 1967 %P 57-76 %V 2 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1967_2_1_a4/ %G en %F SM_1967_2_1_a4