@article {25921,
	title = {Results and significance of drilling operations in the Athabaska bituminous sands},
	volume = {50},
	year = {1947},
	note = {Trans. Can. Inst. Min. Met. Eng.},
	pages = {298-333},
	publisher = {CIM Bulletin},
	author = {Hume, G. S.}
}
