%0 Journal Article %A V. V. Strygin %A V. A. Sobolev %A E. Ya. Gorelova %A È. M. Fridman %T Integral manifolds of singularly perturbed systems and some of their applications %J Differencialʹnye uravneniâ %D 1985 %P 1723-1726 %V 21 %N 10 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1985_21_10_a11/ %G ru %F DE_1985_21_10_a11