@book{141565,
	author = {Duncan, Richard and Youngquist, Walter},
	title = {THE WORLD PETROLEUM LIFE-CYCLE},
	year = {1998},
	address = {Los Angeles},
	note = {Presentado en PTTC Workshop "OPEC Oil Pricing and Independent Oil Producers", Petroleum Technology Transfer Council, Petroleum Engineering Program, University of Southern California, Los Angeles, California, October 22, 1998 ; Navegadores de Internet ; Adobe Acrobat (PDF)},
	url = {http://www.dieoff.com/page133.htm}
}