“PENGEMBANGAN USAHA BRIKET AMPAS KOPI DI SKALA RUMAHAN”. Jurnal Pengabdian Nusantara 1, no. 2 (February 10, 2025): 19–24. Accessed July 9, 2026. https://nusantaramadanijurnal.org/index.php/jpn/article/view/93.