%0 Journal Article %A V. T. Martynyuk %T Approximations by V.\,A.~Steklov functions in Hausdorff metric %J Matematičeskie zametki %D 1969 %P 21-30 %V 5 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1969_5_1_a2/ %G ru %F MZM_1969_5_1_a2