@book{179848,
	author = {International Gas Union, IGU and World Gas Conference (23rd. : 2006 jun 5-9 : Amsterdam, The Netherlands) and International Gas Union, IGU},
	title = {World Gas Conference 5-9 june 2006, Amsterdam, The Netherlands},
	publisher = {International Gas Union, IGU},
	year = {2006},
	address = {Amsterdam}
}