%0 Journal Article %A M. M. Dzhrbashyan %T Basicity of certain biorthogonal systems and the solution of a multiple interpolation problem in the class $H_+^p$ %J Doklady Akademii Nauk %D 1977 %P 517-520 %V 234 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1977_234_3_a3/ %G ru %F DAN_1977_234_3_a3