%0 Journal Article %A V. I. Rukasov %T Approximation of continuous periodic functions by linear means of their Fourier series %J Informatics and Automation %D 1987 %P 187-188 %V 180 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1987_180_a113/ %G ru %F TRSPY_1987_180_a113