@book{148980,
	author = {Starm, Péter and International Gas Union and International Gas Union},
	title = {Developpements reels de l'industrie du gaz},
	publisher = {International Gas Union},
	year = {2001},
	address = {Algerie},
	url = {http://www.igu.org/database/dev2000/2000/algerie_f.htm}
}