%0 Journal Article %A I. I. Ibragimov %A A. D. Gadzhiev %T On a sequence of linear positive operators %J Doklady Akademii Nauk %D 1970 %P 1222-1225 %V 193 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1970_193_6_a2/ %G ru %F DAN_1970_193_6_a2