%0 Journal Article
%A A. B. Vasil'eva
%A M. V. Faminskaya
%T The critical case with a Jordan chain in a singularly perturbed nonlinear problem
%J Differencialʹnye uravneniâ
%D 1981
%P 1806-1816
%V 17
%N 10
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DE_1981_17_10_a8/
%G ru
%F DE_1981_17_10_a8