@article{TVIM_2019_1_a3,
     author = {V. I. Zhukovskii and L. V. Smirnova and M. I. Vysokos},
     title = {About one unsolved problem in matrix ordinary differential equations},
     journal = {Taurida Journal of Computer Science Theory and Mathematics},
     pages = {62--72},
     publisher = {mathdoc},
     number = {1},
     year = {2019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TVIM_2019_1_a3/}
}