%0 Journal Article
%A B. A. Bubnov
%A V. N. Vragov
%T On the theory of well-posed boundary value problems for some classes of ultrahyperbolic equations
%J Doklady Akademii Nauk
%D 1982
%P 795-800
%V 264
%N 4
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1982_264_4_a5/
%G ru
%F DAN_1982_264_4_a5