%0 Journal Article %A V. P. Mikhailov %T On Riesz bases in $\mathscr{L}_2(0,1)$ %J Doklady Akademii Nauk %D 1962 %P 981-984 %V 144 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1962_144_5_a9/ %G ru %F DAN_1962_144_5_a9