@article {42508,
	title = {Effect of clays and calcium ions on bitumen extraction from Athabasca oil sands using flotation},
	volume = {78},
	year = {2000},
	pages = {674-681},
	publisher = {Canadian Journal of Chemical Engineering},
	author = {Kasongo. T. and Zhou, Z. and Xu, Z. and Masliyah, J. H.}
}
