Firdaus, A., Machfud, M., Suryani, A., & Achsani, N. A. (2019). Measuring Indonesia’s Energy Security Level in the Context of Biodiesel Agroindustry. International Journal of Energy Economics and Policy, 9(6), 154–164. Retrieved from https://econjournals.com.tr/index.php/ijeep/article/view/8255