@book{193963,
	author = {U.S. Geological Survey Powder River Basin Province Assessment Team.},
	title = {Total petroleum system and assessment of coalbed gas in the Powder River Basin Province, Wyoming and Montana},
	publisher = {U.S. Dept. of the Interior, U.S. Geological Survey},
	year = {2004.},
	series = {USGS Digital Data Series},
	address = {Denver, Colo.},
	edition = {Version 1.0.},
	note = {Shipping list no.: 2004-0029-E}
}