Yuaningsih, L., Febrianti, R. A. M., & Kamran, H. W. (2020). Reducing CO2 Emissions through Biogas, Wind and Solar Energy Production: Evidence from Indonesia. International Journal of Energy Economics and Policy, 10(6), 684–689. Retrieved from https://www.econjournals.com/index.php/ijeep/article/view/10590