@book{283465,
	author = {United States.},
	title = {Oversight hearing on mining, the American economy, and national security  :},
	publisher = {U.S. Government Printing Office,},
	year = {1999.},
	address = {Washington :},
	note = {"Serial no. 106-10."},
	url = {https://purl.access.gpo.gov/GPO/LPS2893}
}