%0 Journal Article %A Kiguradze, T. %T On the correctness of the Dirichlet problem in a characteristic rectangle for fourth order linear hyperbolic equations. %J Georgian Mathematical Journal %D 1999 %P 447-470 %V 6 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/GMJ_1999__6_5_48453/ %G en %F GMJ_1999__6_5_48453