“Abstraction of Cu and Pb Ions from Aqueous Solution Using Santalum Album (Sandal Fruit Shell) Activated Carbon”. International Journal of Current Engineering and Technology 5, no. 4 (August 31, 2015): 2926–2934. Accessed April 7, 2026. https://ijcet.evegenis.org/index.php/ijcet/article/view/2795.