%0 Journal Article
%A Lê Hông Vân
%A A. T. Fomenko
%T Lagrangian manifolds and the Maslov index in the theory of minimal
%J Doklady Akademii Nauk
%D 1988
%P 42-45
%V 299
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1988_299_1_a8/
%G ru
%F DAN_1988_299_1_a8