%0 Journal Article %A B. R. Vainberg %A V. G. Maz'ya %T On the characteristic Cauchy problem for a hyperbolic equation %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1980 %P 237-238 %V 35 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1980_35_1_a17/ %G en %F RM_1980_35_1_a17