%0 Journal Article
%A S. L. Edelstein
%T Asymptotic splitting of boundary value problems for differential
%J Doklady Akademii Nauk
%D 1992
%P 427-429
%V 323
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1992_323_3_a11/
%G ru
%F DAN_1992_323_3_a11