Portable biogas as alternative energy by utilizing durian peel. Community Empowerment, [S. l.], v. 7, n. 9, p. 1483–1487, 2022. DOI: 10.31603/ce.6720. Disponível em: https://coba.unimma.ac.id/ce/article/view/6720. Acesso em: 30 sep. 2026.