Joshi, Sahira, and Puspa Lal Homagai. “Influence of Activating Agents on the Adsorptive Properties of Betel Nut Based Activated Carbon”. Journal of Nepal Chemical Society 37 (December 1, 2017): 20–26. Accessed December 26, 2024. https://nepjol.info./index.php/JNCS/article/view/32070.