Joshi, Sahira, and Bhadra Prasad Pokharel. “Preparation and Characterization of Activated Carbon from Lapsi (Choerospondias Axillaris) Seed Stone by Chemical Activation With Potassium Hydroxide”. Journal of the Institute of Engineering 9, no. 1 (June 29, 2014): 79–88. Accessed November 21, 2024. https://nepjol.info./index.php/JIE/article/view/10673.