%0 Journal Article %A O. M. Dzhokhadze %T The Goursat Problem for Second-Order Hyperbolic Systems with Nonsplitting Leading Parts %J Differencialʹnye uravneniâ %D 2002 %P 87-92 %V 38 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_2002_38_1_a12/ %G ru %F DE_2002_38_1_a12