@article {36439,
	title = {Hydrocracking of vacuum residua of bitumen : radioactive tracer and reaction kinetic studies using a high temperature-high pressure tubular reactor. In : Fourth  UNITAR/UNDP International Conference on Heavy Crude and Tar Sands, Meyer, R. F. and Wiggins, },
	volume = {Paper No. 242},
	year = {1989},
	institution = {Alberta Oil Sands Technology and Research Authority},
	address = {Edmonton, AB},
	author = {Ozum, B. and Lewkowicz, L. and Cyr, T. and Oguztorell, M.}
}
