Adhitasari, Alfiana, Rintis Manfaati, Tifa Paramitha, Keisya Adellia Zahwa, Kiranna Shalmadevy Setiawan, and Yusmardhany Yusuf. “Utilization of Coconut Shell and Coffee Grounds As Briquettes Using the Carbonization Method”. Eksergi 22, no. 3 (November 23, 2025): 201–211. Accessed December 5, 2025. https://jurnal.upnyk.ac.id/index.php/eksergi/article/view/15128.