@article {36233,
	title = {A theoretical and experimental study of Steam-Assisted Gravity Drainage process. In : Fourth UNITAR/UNDP International Conference on Heavy Crude and Tar Sands, Meyer, R. F. and Wiggins, E. J. (eds.)},
	volume = {Vol. 4 : In Situ recovery},
	year = {1989},
	pages = {191-210},
	institution = {Alberta Oil Sands Technology and Research Authority},
	address = {Edmonton, AB},
	author = {Chung, K. H. and Butler, R. M.}
}
