%0 Journal Article %A N. A. Izobov %A A. V. Filiptsov %T On the sharpness of conditions for the coincidence of lower Perron exponents of linear differential systems %J Differencialʹnye uravneniâ %D 1995 %P 1300-1309 %V 31 %N 8 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1995_31_8_a3/ %G ru %F DE_1995_31_8_a3