@article{TIMB_2010_18_2_a8,
     author = {E. V. Musafirov},
     title = {On simple linear differential systems with an even matrix},
     journal = {Trudy Instituta matematiki},
     pages = {93--98},
     publisher = {mathdoc},
     volume = {18},
     number = {2},
     year = {2010},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMB_2010_18_2_a8/}
}