%0 Journal Article
%A A. H. Gudiev
%T The Cauchy problem for normally hyperbolic equations with unbounded coefficients
%J Doklady Akademii Nauk
%D 1968
%P 267-270
%V 179
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1968_179_2_a4/
%G ru
%F DAN_1968_179_2_a4