%0 Journal Article %A A. V. Babin %A M. I. Vishik %T On unstable sets of evolution equations in the neighborhood of critical points of a stationary curve %J Izvestiya. Mathematics %D 1988 %P 39-70 %V 30 %N 1 %U http://geodesic.mathdoc.fr/item/IM2_1988_30_1_a2/ %G en %F IM2_1988_30_1_a2