@article{DE_1984_20_11_a30,
     author = {D. N. Cheban},
     title = {Stability of the {Levinson} center of nonautonomous dissipative dynamical systems},
     journal = {Differencialʹnye uravneni\^a},
     pages = {2016--2018},
     publisher = {mathdoc},
     volume = {20},
     number = {11},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1984_20_11_a30/}
}