%0 Journal Article
%A A. L. Lukashov
%A D. I. Trubetskov
%A P. L. Ul'yanov
%A A. P. Khromov
%T Ninth Saratov Winter School “Modern Problems of Theory of Functions and Applications”
%J Trudy Matematicheskogo Instituta imeni V.A. Steklova
%D 1998
%V 53
%N 2
%U http://geodesic.mathdoc.fr/item/RM_1998_53_2_a24/
%G ru
%F RM_1998_53_2_a24