Keyvanfard, Mohsen. “Determination of Vanadium(V) by Kinetic-Catalytic Spectrophotometric Method Using the Oxidation of Commassive Violet R 150 by Bromate”. Asian Journal of Chemistry, vol. 22, no. 3, Mar. 2010, pp. 1729-35, https://asianpubs.org/index.php/ajchem/article/view/11329.