%0 Journal Article %A V. I. Zhukovskii %A L. V. Smirnova %A M. I. Vysokos %T About one unsolved problem in matrix ordinary differential equations %J Taurida Journal of Computer Science Theory and Mathematics %D 2019 %P 62-72 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/TVIM_2019_1_a3/ %G ru %F TVIM_2019_1_a3