@book{11502,
	author = {Cleveland, Cutler J. and Ayres, Robert U.},
	title = {Encyclopedia of Energy (6 vol set)},
	publisher = {Elsevier Science,},
	year = {2008.},
	series = {Encyclopedia of energy series.},
	address = {[S.l.] :},
	edition = {1st ed.},
	url = {http://www.amazon.com/exec/obidos/ASIN/012176480X/chopaconline-20}
}