%0 Journal Article %A V. D. Stepanov %T On a~problem for integral convolution operators %J Sbornik. Mathematics %D 1984 %P 211-221 %V 48 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1984_48_1_a12/ %G en %F SM_1984_48_1_a12