%0 Journal Article %A Cao, Jianzhi %A Yuan, Rong %T Bogdanov-Takens bifurcation for neutral functional differential equations %J Electronic journal of differential equations %D 2013 %V 2013 %U http://geodesic.mathdoc.fr/item/EJDE_2013__2013__a33/ %G en %F EJDE_2013__2013__a33