%0 Journal Article %A S. B. Stechkin %T The approximation of continuous periodic functions by Favard sums %J Informatics and Automation %D 1971 %P 26-34 %V 109 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1971_109_a2/ %G ru %F TRSPY_1971_109_a2