@article {26335,
	title = {A comparison of three laboratory methods for determining the bitumen content of bituminous sands},
	volume = {Report No. FRL-211 of the Fuels Division},
	year = {1955},
	institution = {Canada Department of Mines and Technical Surveys, Mines Branch},
	address = {Ottawa},
	author = {Draper, R. G. and Yates, A. and Chantler, H. McD.}
}
