%0 Journal Article %A N. A. Izobov %T The number of characteristic and lower exponents of an exponentially stable system with higher-order perturbations %J Differencialʹnye uravneniâ %D 1988 %P 784-795 %V 24 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1988_24_5_a5/ %G ru %F DE_1988_24_5_a5