%0 Journal Article %T Seminar on Problems of Nonlinear Dynamics and Control at Moscow State University %J Differencialʹnye uravneniâ %D 2004 %P 280-284 %V 40 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_2004_40_2_a19/ %G ru %F DE_2004_40_2_a19