@article {32268,
	title = {The isotopic composition of carbon in the Alberta oil sand},
	volume = {43},
	year = {1979},
	pages = {1571-1573},
	publisher = {Geochimica et Cosmochimica Acta},
	author = {Jha, K. N. and Gray, J. and Strausz, O. P.}
}
