@book{30509,
	author = {Palis, Jacob and Takens, Floris},
	title = {Hyperbolicity and sensitive chaotic dynamics at homoclinic bifurcations :},
	publisher = {Cambridge Univ. Press,},
	year = {1993},
	address = {Cambridge :},
	url = {http://www.loc.gov/catdir/toc/cam032/93243931.html}
}