Riagbayire, Fortune, and Zannatul Nayem. “Biogas: An Alternative Energy Source for Domestic and Small-Scale Industrial Use in Nigeria”. American Journal of Innovation in Science and Engineering 2, no. 1 (February 9, 2023): 8–16. Accessed May 4, 2024. https://journals.e-palli.com/home/index.php/ajise/article/view/1217.