@article {31546,
	title = {On the possibility of mining oil sand by underground methods. Presented at the AOSTRA Seminar on Underground Excavation in oil sands, Edmonton, May 19, 1978, edited by M. B. Dusseault},
	volume = {Paper No. 3},
	year = {1978},
	institution = {Alberta Oil Sands Technology and Research Authority},
	author = {Patching, T. and Jeremic, M. and Stimpson, B.}
}
