%0 Journal Article %A A. Dzhuraev %T The initial-boundary value problem for a multidimensional second-order system of composite type %J Doklady Akademii Nauk %D 1983 %P 1298-1302 %V 271 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1983_271_6_a2/ %G ru %F DAN_1983_271_6_a2