%0 Journal Article %A A. I. Shepelyavyi %T The qualitative study of stability in the large and instability for a certain class of amplitude-impulse systems %J Doklady Akademii Nauk %D 1970 %P 1044-1047 %V 190 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1970_190_5_a8/ %G ru %F DAN_1970_190_5_a8