@book{76629,
	author = {Morley, Lloyd A.},
	title = {Mine power systems /},
	publisher = {U.S. Dept. of the Interior, Bureau of Mines,},
	year = {1990.},
	series = {Information circular ;},
	address = {[Washington, D.C.] :},
	url = {https://app.knovel.com/hotlink/toc/id:kpMPS00002/mine-power-systems/mine-power-systems}
}