@article {49772,
	title = {Timing and petroleum sources for the Lower Cretaceous Mannville Group oil sands of northern Alberta based on 4-D modeling},
	volume = {93},
	year = {2009},
	pages = {203-230},
	publisher = {AAPG Bulletin},
	author = {Higley, Debra K. and Lewan, Michael D. and Roberts, Laura N. R. and Henry, Mitchell}
}
