@article {38556,
	title = {The influence of mineral components on the generation of natural surfactants from Athabasca oil sands in the alkaline hot water process},
	volume = {30},
	year = {1992},
	pages = {1-14},
	publisher = {Fuel Processing Technology},
	author = {Smith, Russell G. and Schramm, Laurier L.}
}
