%0 Journal Article %A V. M. Matrosov %T The comparison method in the dynamics of systems.~I, II %J Differencialʹnye uravneniâ %D 1974 %P 1547-1559 %V 10 %N 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1974_10_9_a0/ %G ru %F DE_1974_10_9_a0