%0 Journal Article %A S. A. Telyakovskii %T On approximation by Fourier sums of differentiable functions of high smoothness %J Informatics and Automation %D 1992 %P 193-211 %V 198 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1992_198_a9/ %G ru %F TRSPY_1992_198_a9