Siswanti, Siswanti, Rexyvo Yurist Kusuma Dopinsa, and Dwi Anggraita. “Adsorption of Rhodamine B by Coconut Shell Activated Carbon”. Eksergi 22, no. 3 (November 18, 2025): 192–200. Accessed February 4, 2026. https://jurnal.upnyk.ac.id/index.php/eksergi/article/view/15698.