%0 Journal Article %A A. B. Vasil'eva %A V. A. Esipova %T Conditionally stable singularly perturbed systems %J Doklady Akademii Nauk %D 1974 %P 17-20 %V 216 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1974_216_1_a1/ %G ru %F DAN_1974_216_1_a1