@book{69937,
	author = {Seminar on the Development and Utilization of Natural Gas Resources and United Nations.},
	title = {Proceedings of the Seminar on the Development and Utilization of Natural Gas Resources :},
	publisher = {United Nations,},
	year = {1965.},
	series = {Mineral resources development series ;},
	address = {New York :},
	note = {"E/CN.11/711"--T.p. verso.}
}