%0 Journal Article
%A M. F. Pyshkina
%T Asymptotic of eigen functions of Helmholz equation concentrated in a~neighbourhood of closed geodesical line
%J Zapiski Nauchnykh Seminarov POMI
%D 1969
%P 154-160
%V 15
%I mathdoc
%U http://geodesic.mathdoc.fr/item/ZNSL_1969_15_a9/
%G ru
%F ZNSL_1969_15_a9