@article {45972,
	title = {Characterization and pattern recognition of oil-sand naphthenic acids using comprehensive two-dimensional gas chromatograpy/time-of-flight mass spectrometry},
	volume = {1067},
	year = {2005},
	pages = {277-284},
	publisher = {Journal of Chromatography A},
	author = {Hao, C. and Headley, J. V. and Peru, K. M. and Frank, R. and Yang, P. and Solomon, K. R.}
}
