%0 Journal Article %A A. I. Kalinin %T Asymptotic optimization of linear singularly perturbed control systems %J Differencialʹnye uravneniâ %D 1989 %P 1687-1698 %V 25 %N 10 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1989_25_10_a5/ %G ru %F DE_1989_25_10_a5