%0 Journal Article
%A S. B. Vakarchuk
%T Best linear methods of approximation and widths of classes of analytic functions in a disk
%J Matematičeskie zametki
%D 1995
%P 30-39
%V 57
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/MZM_1995_57_1_a2/
%G ru
%F MZM_1995_57_1_a2