Phong, P.H., N.H. Anh, L.Q. Hung, N.T.C. Ha, and V.T.T. Ha. 2012. “Voltammetric Behaviour of Two Stacking Layers of Copper-Bound 3-Mercaptopropionic Self-Assembled Monolayers on Gold Electrode and Application in Enhancement of Detection of Cu(II)”. Asian Journal of Chemistry 25 (3):1456-60. https://doi.org/10.14233/ajchem.2013.13077.