%0 Journal Article
%A N. I. Chernykh
%T The approximation of functions by polynomials with constraints
%J Doklady Akademii Nauk
%D 1965
%P 290-293
%V 162
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1965_162_2_a12/
%G ru
%F DAN_1965_162_2_a12