@article {27906,
	title = {Combined liquid-and Vapour-Phase hydrocracking of heavy oils},
	volume = {47},
	year = {1969},
	pages = {418-421},
	publisher = {Canadian Journal of Chemical Engineering},
	author = {Quinsey, D. H. and Merrill, W. H. and Herrmann, W. A. O. and Pleet, M. P.}
}
