%0 Journal Article
%A Ya. S. Baris
%T A method of constructing approximate integral manifolds
%J Doklady Akademii Nauk
%D 1988
%P 265-267
%V 301
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1988_301_2_a0/
%G ru
%F DAN_1988_301_2_a0