@article {45475,
	title = {Measuring naphthenic acids concentrations in aqueous environmental samples by HPLC },
	volume = {1033},
	year = {2004},
	pages = {81-88},
	publisher = {Journal of Chromatography A },
	author = {Yen, T.-W. and Marsh, W. P. and MacKinnon, M. D. and Fedorak, P. M.}
}
