%0 Journal Article %A A. M. Tabarovskii %T The characteristic equation for an arbitrary coordinate of the solution of a linear system of differential equations %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1961 %P 155-159 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1961_2_a15/ %G ru %F IVM_1961_2_a15