Chaldun, E. R., Kharohmayani, D., Efson, A. M., Utama, A. A. and Noveria, A. (2026) “Improving Household Income and Changing Waste Perception through Community-Based Coconut Shell Charcoal Processing Training”, Engagement: Jurnal Pengabdian Kepada Masyarakat, 10(3), pp. 652 -. doi: 10.29062/engagement.v10i3.2356.