%0 Journal Article
%A Ya. I. Zhitomirskii
%T Classes of uniqueness of solution of the Cauchy problem
%J Doklady Akademii Nauk
%D 1967
%P 1258-1261
%V 172
%N 6
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1967_172_6_a3/
%G ru
%F DAN_1967_172_6_a3