@article {48864,
	title = {North American Oil sands : history of development, prospects for the future},
	volume = {CRS Report for Congress RL34258},
	year = {2008},
	note = {Cited in Andrew N. Tar Sands Book},
	pages = {30},
	institution = {Congressional Research Service},
	address = {Washington, D. C. },
	url = {http://www.dtic.mil/cgi-bin/GetTRDoc?AD=ADA477532\&Location=U2\&doc=GetTRDoc.pdf},
	author = {Humphries, Marc}
}
