@article {44590,
	title = {Electrospray-mass spectrometric analysis of reference carboxylic acids and Athabasca oil sands naphthenic acids},
	volume = {75},
	year = {2003},
	pages = {6394-6400},
	publisher = {Analytical Chemistry},
	author = {Lo, C. C. and Brownlee, B. G. and Bunce, N. J.}
}
