@book{21628,
	author = {Williams, I.P., ed. and Thomas, N., ed.},
	title = {Solar and Extra-Solar Planetary Systems},
	publisher = {Springer Berlin Heidelberg},
	year = {2001},
	series = {Lecture Notes in Physics},
	address = {Heidelberg, Berlin},
	url = {http://doi.org/10.1007/3-540-44807-1}
}