%0 Journal Article %A S. V. Bogatyrev %T Integral duck manifolds in singularly perturbed systems with a double bifurcation point on a slow curve %J Differencialʹnye uravneniâ %D 1996 %P 1155-1161 %V 32 %N 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1996_32_9_a0/ %G ru %F DE_1996_32_9_a0