Mubarick Issahaku, Nana Sarfo Agyemang Derkyi, & Francis Kemausuor. (2022). Operation and Maintenance of Small-Scale Biogas Digesters: Scoping Review and Bibliometric Analysis of Literature. American Scientific Research Journal for Engineering, Technology, and Sciences, 89(1), 184–215. Retrieved from https://asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/7884