%0 Journal Article
%A B. V. Medvedev
%A M. K. Polivanov
%T On a classical model of indefinite metric
%J Doklady Akademii Nauk
%D 1958
%P 623-626
%V 121
%N 4
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1958_121_4_a13/
%G ru
%F DAN_1958_121_4_a13