@article {41223,
	title = {The Lower Cretaceous (Aptian) McMurray Formation : an overview of the surface mineable area, northeastern, Alberta. In : Petroleum Geology of the Cretaceous Mannville Group, western Canada, editors S. G. Pemberton and D. P. James},
	volume = {C. S. P. G. Memoir 18},
	year = {1997},
	pages = {312-344},
	author = {Wightman, D. W. and Pemberton, S. G.}
}
