%0 Journal Article
%A O. M. Kiselev
%T Oscillations near a separatrix in the Duffing equation
%J Trudy Instituta matematiki i mehaniki
%D 2012
%P 141-153
%V 18
%N 2
%U http://geodesic.mathdoc.fr/item/TIMM_2012_18_2_a12/
%G ru
%F TIMM_2012_18_2_a12