%0 Journal Article %A V. G. Kurbatov %T The effect of rapidly oscillating feedbacks on stability %J Doklady Akademii Nauk %D 1991 %P 558-561 %V 316 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1991_316_3_a9/ %G ru %F DAN_1991_316_3_a9