%0 Journal Article %A S. B. Vakarchuk %T Exact Values of Widths of Classes of Analytic Functions on the Disk and Best Linear Approximation Methods %J Matematičeskie zametki %D 2002 %P 665-669 %V 72 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_2002_72_5_a3/ %G ru %F MZM_2002_72_5_a3