%0 Journal Article
%A V. A. Pogorelenko
%A P. E. Sobolevskii
%T Hyperbolic equations in a~Banach space
%J Trudy Matematicheskogo Instituta imeni V.A. Steklova
%D 1967
%V 22
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/RM_1967_22_1_a12/
%G ru
%F RM_1967_22_1_a12