Muharani, Salsabilla, and Elida Purba. “Mercury (Hg) Adsorption in Traditional Gold Mining Liquid Waste With Activated Carbon from Coffee Ground”. Indonesian Journal of Chemical Science 12, no. 1 (May 30, 2023): 70-80. Accessed July 27, 2024. https://journal.unnes.ac.id/sju/ijcs/article/view/67083.