%0 Journal Article
%A G. S. Litvinchuk
%A N. Ya. Tikhonenko
%T Conference ``Gakhov Reading'' in Odessa
%J Trudy Matematicheskogo Instituta imeni V.A. Steklova
%D 1989
%V 44
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/RM_1989_44_6_a16/
%G ru
%F RM_1989_44_6_a16