%0 Journal Article
%A Yu. E. Linke
%A A. A. Tolstonogov
%A P. L. Ul'yanov
%T Workshop ``Contemporary Problems of the Theory of Functions''
%J Trudy Matematicheskogo Instituta imeni V.A. Steklova
%D 1988
%V 43
%N 4
%I mathdoc
%U http://geodesic.mathdoc.fr/item/RM_1988_43_4_a34/
%G ru
%F RM_1988_43_4_a34