%0 Journal Article %A G. S. Osipenko %T Estimating Characteristic Exponents by Methods of Symbolic Dynamics %J Differencialʹnye uravneniâ %D 2002 %P 460-470 %V 38 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_2002_38_4_a3/ %G ru %F DE_2002_38_4_a3