KIRAN, K., K. JANARDHANAM, and G.R.K. NAIDU. “Development of New Reagent for The Facile and Sensitive Spectrophotometric Determination of Selenium in Water Samples”. Asian Journal of Chemistry 19, no. 4 (March 30, 2010): 2693–2697. Accessed August 26, 2024. https://asianpubs.org/index.php/ajchem/article/view/13366.