@book{130306,
	author = {Etherton, Jean and Institute of Petroleum, IP and Institute of Petroleum, IP},
	title = {Information support for the energy industries},
	publisher = {Institute of Petroleum},
	year = {1991},
	address = {London},
	note = {Trabajo presentado en la conferencia organizada por el "Information for Energy Group" el 9 de octubre de 1990}
}