%0 Journal Article
%A N. A. Il'yasov
%T On the Direct Theorem of Approximation Theory of Periodic Functions in Different Metrics
%J Informatics and Automation
%D 1997
%P 220-234
%V 219
%I mathdoc
%U http://geodesic.mathdoc.fr/item/TRSPY_1997_219_a14/
%G ru
%F TRSPY_1997_219_a14