Santhi, T., and S. Manonmani. “Removal of Methylene Blue from Aqueous Solution by Bioadsorption onto <i>Ricinus Communis < i> Epicarp Activated Carbon”. Chemical Engineering Research Bulletin 13, no. 1 (August 10, 2009): 1–5. Accessed April 14, 2025. https://banglajol.info/index.php/CERB/article/view/2518.