KHALIL, A.; JASSIM, huda. IMPROVING OF BIOGAS PRODUCTION USING DIFFERENT PRETREATMENT OF RICE HUSK INOCULATED WITH OSTRICH DUNG. The Journal of Engineering Research [TJER], [S. l.], v. 18, n. 1, p. 1–11, 2021. DOI: 10.53540/tjer.vol18iss1pp1-11. Disponível em: https://journals.squ.edu.om/index.php/tjer/article/view/3027. Acesso em: 26 may. 2022.