%0 Journal Article %A L. A. Tolokonnikov %A V. B. Pen'kov %T Application of the Riemann boundary value problem with a~discontinuous matrix coefficient to mechanics %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1980 %P 55-59 %N 12 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1980_12_a9/ %G ru %F IVM_1980_12_a9