%0 Journal Article
%A P. L. Ul'yanov
%T G.~Alexits, Convergence problems of orthogonal series [Konvergenzprobleme der Orthogonalreihen] (review)
%J Trudy Matematicheskogo Instituta imeni V.A. Steklova
%D 1961
%V 16
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/RM_1961_16_2_a30/
%G ru
%F RM_1961_16_2_a30