@book{119586,
	author = {Mollerach, Silvia. and Roulet, Esteban. and ebrary, Inc.},
	title = {Gravitational lensing and microlensing},
	publisher = {World Scientific,},
	year = {c2002.},
	address = {New Jersey :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10201285}
}