%0 Journal Article
%T Seminar on Qualitative Theory of Differential Equations at Moscow State University
%J Differencialʹnye uravneniâ
%D 2003
%P 855-860
%V 39
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DE_2003_39_6_a17/
%G ru
%F DE_2003_39_6_a17