%0 Journal Article %A Ya. S. Bugrov %T Linear methods of summability of Fourier series and fractional difference operators %J Informatics and Automation %D 1986 %P 32-37 %V 173 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1986_173_a2/ %G ru %F TRSPY_1986_173_a2