@article {28070,
	title = {Thermal cracking of Athabasca bitumen, Athabasca asphaltenes, and Athabasca deasphalted heavy oil, presented at 19th Can.  Eng. Conference and 3rd Symposium on Catalysis, October 19-22, 1969, Edmonton, Alberta},
	year = {1969},
	author = {Speight, J. G.}
}
