@book{547903,
	author = {Vischer, D. and Hager, Willi H.},
	title = {Dam hydraulics /},
	publisher = {Wiley,},
	year = {c1998.},
	address = {Chichester ;},
	url = {http://www.loc.gov/catdir/toc/wiley022/97007325.html}
}