@article {30321,
	title = {Athabasca oil sands - developments in extraction and upgrading. In : Symposium on Tar sands, 26th Canadian Chemical Engineering Conference, Toronto, Ontario, October 3-6, 1976},
	year = {1976},
	pages = {50p},
	author = {Egglestone, A. E. and Wise, T. H.}
}
