@book{151584,
	author = {Burwell, E.L. and United States of America. Department of the Interior and Sterner, T.E.},
	title = {In situ retorting of oil shale},
	publisher = {Bureau of Mines},
	year = {1973},
	series = {Bureau of Mines Report of Investigations},
	address = {United States of America}
}