Shrestha, Rajeshwar Man. “Effect of Preparation Parameters on Methylene Blue Number of Activated Carbons Prepared from a Locally Available Material”. Journal of the Institute of Engineering 12, no. 1 (March 6, 2017): 169–174. Accessed May 3, 2024. https://www.nepjol.info/index.php/JIE/article/view/16900.