Progress  in  Anaerobic  Digestion  for  Improved  Biogas Generation : An Overview  of  Technologies  and  Challenges. Al-Noor Journal of Engineering Management and Computer Science, [S. l.], v. 2, n. 2, p. 1–25, 2026. DOI: 10.71229/2q0ds428. Disponível em: https://njemcs.edu.iq/index.php/njemcs/article/view/30. Acesso em: 4 jul. 2026.