%0 Journal Article %A V. D. Stepanov %A D. E. Edmunds %T On the measure of noncompactness and approximation numbers of a~class of Volterra integral operators %J Doklady Akademii Nauk %D 1993 %P 700-703 %V 330 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1993_330_6_a7/ %G ru %F DAN_1993_330_6_a7