@article {27713,
	title = {Application of thermodynamics to the Athabasca tar sands},
	volume = {46},
	year = {1968},
	pages = {479-481},
	publisher = {Canadian Journal of Chemical Engineering},
	url = {http://www3.interscience.wiley.com/cgi-bin/fulltext/122282503/PDFSTART},
	author = {Leja, J. and Bowman, C. W.}
}
