%0 Journal Article %A K. V. Runovskii %T Approximation by algebraic polynomials in the spaces $L_p$, $0 %J Doklady Akademii Nauk %D 1992 %P 238-240 %V 323 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1992_323_2_a9/ %G ru %F DAN_1992_323_2_a9