@book{293454,
	author = {United States.},
	title = {Report on the NSA's call detail records program under USA Freedom Act  /},
	publisher = {Privacy and Civil Liberties Oversight Board,},
	year = {[2020]},
	address = {[Washington, D.C.] :},
	note = {"Fact sheet."},
	url = {https://purl.fdlp.gov/GPO/gpo136324}
}