@article {35792,
	title = {Biological marker and conventional organic geochemstry of oil sands/heavy oils, Western Canada basin},
	volume = {12},
	year = {1988},
	pages = {519-538},
	publisher = {Organic Geochemistry},
	author = {Brooks, P. W. and Fowler, M. G. and Macqueen, R. W.}
}
