%0 Journal Article
%A I. A. Kipriyanov
%A L. A. Ivanov
%T Hadamard's method for some classes of hyperbolic equations
%J Doklady Akademii Nauk
%D 1980
%P 1045-1048
%V 252
%N 5
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1980_252_5_a4/
%G ru
%F DAN_1980_252_5_a4