@article {43267,
	title = {In situ upgrading of heavy oil},
	volume = {40},
	year = {2001},
	pages = {45-53},
	publisher = {Journal of Canadian Petroleum Technology},
	keywords = {oil refining},
	url = {http://search.proquest.com/docview/304684211},
	author = {Xu, H. H. and Okazawa, N. E. and Moore, R. G. and et al}
}
