%0 Journal Article
%A P. I. Ruban
%A K. V. Krasil'nikov
%T A method of approximating even functions satisfying a Lipschitz condition by trigonometrical polynomials
%J Izvestiâ vysših učebnyh zavedenij. Matematika
%D 1964
%P 136-138
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/IVM_1964_2_a16/
%G ru
%F IVM_1964_2_a16