VINCENT E, Efeovbokhan; AYODEJI A, Ayoola; OMONIYI A, Ayeni; U. RACHEAL, Essien. THE EFFECT OF SEWAGE CONCENTRATIONS AND MATERIALS OF CONSTRUCTION OF SEWAGE DIGESTER ON BIOGAS PRODUCTION. Innovare Journal of Engineering and Technology, [S. l.], v. 2, n. 2, p. 1–4, 2014. Disponível em: https://www.journals.innovareacademics.in/index.php/ijet/article/view/981. Acesso em: 13 mar. 2026.