%0 Journal Article
%A V. F. Gaposhkin
%T On the convergence of orthogonal series
%J Doklady Akademii Nauk
%D 1964
%P 243-246
%V 159
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1964_159_2_a1/
%G ru
%F DAN_1964_159_2_a1