Farroqui, Mazahar, and Sandeep Kotharkar. “Adsorption of Cr(VI) on Agricultural Byproducts”. Asian Journal of Chemistry 13, no. 4 (March 30, 2010): 1655–1657. Accessed April 17, 2025. https://asianpubs.org/index.php/ajchem/article/view/22861.