%0 Journal Article %A I. N. Sergeev %T Lyapunov, Perron and upper-limit stability properties of autonomous differential systems %J Izvestiya Instituta Matematiki i Informatiki Udmurtskogo Gosudarstvennogo Universiteta %D 2020 %P 63-78 %V 56 %I mathdoc %U http://geodesic.mathdoc.fr/item/IIMI_2020_56_a6/ %G ru %F IIMI_2020_56_a6