%0 Journal Article %A A. Dzhuraev %T On boundary value problems for some multidimensional systems of partial differential equations of first order %J Doklady Akademii Nauk %D 1977 %P 1049-1052 %V 236 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1977_236_5_a2/ %G ru %F DAN_1977_236_5_a2