%0 Journal Article
%A E. G. Sitnikova
%T On an eigenfunction for a boundary value problem in a disk
%J Differencialʹnye uravneniâ
%D 1994
%P 1457-1461
%V 30
%N 8
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DE_1994_30_8_a17/
%G ru
%F DE_1994_30_8_a17