%0 Journal Article %A Yu. V. Malyshev %A V. P. Zakharov %A E. V. Galegova %T The neutral manifold principle for finding a limit cycle %J Differencialʹnye uravneniâ %D 1994 %P 905-907 %V 30 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1994_30_5_a21/ %G ru %F DE_1994_30_5_a21