%0 Journal Article
%A G. P. Gubanov
%T The approximation of functions of class $Z(\alpha,\beta)$ by positive methods of summation of Fourier series
%J Izvestiâ vysših učebnyh zavedenij. Matematika
%D 1970
%P 50-56
%N 7
%I mathdoc
%U http://geodesic.mathdoc.fr/item/IVM_1970_7_a5/
%G ru
%F IVM_1970_7_a5