@article {27480,
	title = {Detecting unstable periodic orbits in chaotic continuous-time dynamical systems},
	journal = {PHYSICAL REVIEW E},
	volume = {64},
	year = {2001},
	month = {2001},
	isbn = {1539-37551550-2376},
	author = {Pingel, D and Schmelcher, P. and Diakonos, F. K.}
}
