@article {41560,
	title = {Mechanism of the vapor extraction process for heavy oil and bitumen},
	volume = {21},
	year = {1998},
	pages = {43-59},
	publisher = {Journal of Petroleum Science and Engineering},
	url = {http://www.bioone.org/perlserv/?request=get-abstract\&doi=10.1645\%2F0022-3395(2000)086\%5B1056\%3ADAIDOO\%5D2.0.CO\%3B2},
	author = {Das, Swapan K. and Butler, Roger M.}
}
