%0 Journal Article %A M. F. Timan %T The approximation of continuous periodic functions by linear operators which are constructed on the basis of their Fourier series %J Doklady Akademii Nauk %D 1968 %P 1339-1342 %V 181 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1968_181_6_a10/ %G ru %F DAN_1968_181_6_a10