%0 Journal Article %A V. N. Sedov %T Approximation theorems for a~class of functions %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1987 %P 199-200 %V 180 %I mathdoc %U http://geodesic.mathdoc.fr/item/TM_1987_180_a120/ %G ru %F TM_1987_180_a120