%0 Journal Article %A O. M. Teut %T A~boundary value problem with constant coefficients for a~system of two equations of mixed-composite type %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1980 %P 41-49 %N 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1980_9_a8/ %G ru %F IVM_1980_9_a8