@article {28841,
	title = {Hydrocracking of residual oils and tars - Part 2 - the catalytic hydrocracking of Athabasca bitumen},
	volume = {Research Report 253},
	year = {1972},
	pages = {35},
	institution = {Canada Mines Branch},
	author = {McColgan, E. G. and Parsons, B. I.}
}
