KEYVANFARD, MOHSEN, and B. REZAEI. 2010. “Kinetic-Catalytic-Spectrophotometric Determination of Ultra Trace Amounts of Palladium(II) by Its Catalytic Effect on The Oxidation of Naphthol Green B by Metaperiodate”. Asian Journal of Chemistry 19 (7):5305-12. https://asianpubs.org/index.php/ajchem/article/view/13134.