%0 Journal Article
%A I. P. Irodova
%T Piecewise polynomial approximation methods in the theory of Nikol'ski\u\i--Besov spaces
%J Contemporary Mathematics. Fundamental Directions
%D 2013
%P 3-159
%V 50
%I mathdoc
%U http://geodesic.mathdoc.fr/item/CMFD_2013_50_a0/
%G ru
%F CMFD_2013_50_a0