@article{DE_2002_38_4_a3,
     author = {G. S. Osipenko},
     title = {Estimating {Characteristic} {Exponents} by {Methods} of {Symbolic} {Dynamics}},
     journal = {Differencialʹnye uravneni\^a},
     pages = {460--470},
     publisher = {mathdoc},
     volume = {38},
     number = {4},
     year = {2002},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_2002_38_4_a3/}
}