%0 Journal Article
%A G. I. Danilyuk
%A I. I. Danilyuk
%A S. P. Lavrenyuk
%A I. V. Skrypnik
%T Conference on Nonlinear Problems of Mathematical Physics
%J Trudy Matematicheskogo Instituta imeni V.A. Steklova
%D 1987
%V 42
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/RM_1987_42_2_a28/
%G ru
%F RM_1987_42_2_a28