%0 Journal Article
%A A. V. Kazantsev
%T On a~problem of Polya and Szeg\H o
%J Lobachevskii journal of mathematics
%D 2001
%P 37-46
%V 9
%I mathdoc
%U http://geodesic.mathdoc.fr/item/LJM_2001_9_a4/
%G en
%F LJM_2001_9_a4