%0 Journal Article
%A V. A. Artamonov
%T Letter to the Editor
%J Trudy Matematicheskogo Instituta imeni V.A. Steklova
%D 1979
%V 34
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/RM_1979_34_2_a28/
%G ru
%F RM_1979_34_2_a28