Yanti NR, Puari AT, Amalya FL, Rusnam R, Awalina R. Biosorption Performance of Biochar from Exhausted Kahwa Coffee on Cadmium Removal Under Various Operational Parameters. JTEP-L [Internet]. 2025 May 5 [cited 2026 Jun. 29];14(3):764-71. Available from: https://jtep.fp.unila.ac.id/index.php/JTP/article/view/9523