Megan A. Ferguson and others, Lowering the detection limit for arsenic: implications for a future practical quantitation limit, American Water Works Association Journal, Aug. 2007, pp. 92-98.
Megan A. Ferguson and others, Lowering the detection limit for arsenic: implications for a future practical quantitation limit, الجمعية الأمريكية لأعمال المياه Journal, Aug. 2007, pp. 92-98.