%0 Journal Article %A V. S. Serov %T Interpolation of Besov classes and absolute convergence of Fourier series %J Differencialʹnye uravneniâ %D 1989 %P 174-176 %V 25 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1989_25_1_a23/ %G ru %F DE_1989_25_1_a23