Prayitno, G., Hakim, A. N., & Meidiana, C. (2020). Community Participation on the Self Help Group of Methane Gas (Biogas) Management as Renewable Energy in Indonesia. International Journal of Energy Economics and Policy, 11(1), 200–211. Retrieved from https://econjournals.net.tr/index.php/ijeep/article/view/10595