%0 Journal Article %A A. V. Pokrovskii %T On the Best Approximation by Trigonometric Polynomials on Convolution Classes of Analytic Periodic Functions %J Matematičeskie zametki %D 2008 %P 755-762 %V 84 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2008_84_5_a10/ %G ru %F MZM_2008_84_5_a10