%0 Journal Article %A L. G. Gromova %T The character of the dependence of solutions of certain hyperbolic equations on the initial functions %J Doklady Akademii Nauk %D 1966 %P 271-274 %V 166 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1966_166_2_a2/ %G ru %F DAN_1966_166_2_a2