@article{IIMI_2015_46_2_a22,
     author = {I. N. Sergeev},
     title = {The complete set of relations between the oscillation, rotation and wandering indicators of~solutions of differential systems},
     journal = {Izvestiya Instituta Matematiki i Informatiki Udmurtskogo Gosudarstvennogo Universiteta},
     pages = {171--183},
     publisher = {mathdoc},
     volume = {46},
     number = {2},
     year = {2015},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IIMI_2015_46_2_a22/}
}