@article{INTO_2017_132_a26,
     author = {I. N. Sergeev},
     title = {Oscillation, rotation, and wandering of solutions to linear differential systems},
     journal = {Itogi nauki i tehniki. Sovremenna\^a matematika i e\"e prilo\v{z}eni\^a. Temati\v{c}eskie obzory},
     pages = {117--121},
     publisher = {mathdoc},
     volume = {132},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/INTO_2017_132_a26/}
}