%0 Journal Article %A I. I. Ibragimov %T The completeness of a certain system of analytic functions %J Doklady Akademii Nauk %D 1970 %P 272-275 %V 193 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1970_193_2_a5/ %G ru %F DAN_1970_193_2_a5