OGUNWANDE, G.; ADAMS, O.; KOLAWOLE, T. Effect of substrate volume in a digester on biogas production from animal excreta. Moor Journal of Agricultural Research, [S. l.], v. 18, n. 1, 2023. Disponível em: https://iart.gov.ng/moorjournal/index.php/mjar/article/view/69. Acesso em: 11 may. 2026.