%0 Journal Article
%A N. A. Shirokov
%T A note about approximation by trigonometric polynomials
%J Zapiski Nauchnykh Seminarov POMI
%D 2018
%P 238-243
%V 467
%I mathdoc
%U http://geodesic.mathdoc.fr/item/ZNSL_2018_467_a18/
%G ru
%F ZNSL_2018_467_a18