Mathew, Biju, and Dayana Innocent. “Spectrophotometric Determination of Palladium(II) Using Thioglycollic Acid”. Asian Journal of Chemistry 22, no. 10 (July 30, 2010): 7551–7556. Accessed July 23, 2024. https://asianpubs.org/index.php/ajchem/article/view/12049.