Improving the Amount of Biogas Production from Cow Manure by Adding Chicken Manure Via Anaerobic Digestion. Al-Mukhtar Journal of Engineering Research, [S. l.], v. 5, n. 1, p. 1–5, 2024. DOI: 10.54172/cw2s3r20. Disponível em: https://mdp.omu.edu.ly/journals/index.php/mjer/article/view/1189. Acesso em: 19 nov. 2025.