%0 Journal Article
%A R. G. Novikov
%T Approximate Inverse Quantum Scattering at Fixed Energy in Dimension~2
%J Trudy Matematicheskogo Instituta imeni V.A. Steklova
%D 1999
%P 301-318
%V 225
%I mathdoc
%U http://geodesic.mathdoc.fr/item/TM_1999_225_a19/
%G ru
%F TM_1999_225_a19