@book{37756,
	author = {Helm, Dieter.},
	title = {Energy, the state, and the market},
	publisher = {Oxford University Press,},
	year = {2010.},
	address = {Oxford :},
	edition = {Rev. ed.},
	url = {http://dx.doi.org/10.1093/acprof:oso/9780199270743.001.0001}
}