%0 Journal Article %A I. A. Volkov %T On the existence of a quasilinear system with a countable set of Bohl exponents %J Differencialʹnye uravneniâ %D 1997 %P 602-605 %V 33 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1997_33_5_a4/ %G ru %F DE_1997_33_5_a4