@book{13987,
	author = {Alc�antara, Enner Herenio de. and ebrary, Inc.},
	title = {Energy resources},
	publisher = {Nova Science Publishers,},
	year = {2012.},
	series = {Energy science, engineering and technology},
	address = {New York :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10683387}
}