%0 Journal Article
%A M. Yu. Yunusov
%T A nonstandard boundary value problem that contains a small parameter
%J Differencialʹnye uravneniâ
%D 1989
%P 1028-1035
%V 25
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DE_1989_25_6_a16/
%G ru
%F DE_1989_25_6_a16