@book{34364,
	author = {Førsund, Finn R. and SpringerLink (Online service)},
	title = {Hydropower Economics},
	publisher = {Springer US,},
	year = {2007.},
	series = {International Series In Operations Research & Management Science,},
	address = {Boston, MA :},
	url = {http://dx.doi.org/10.1007/978-0-387-73027-1}
}