Agustina, Ika, Hendri Khuan, Bunga Aditi, Sunday Ade Sitorus, and Trinandari Prasetya Nugrahanti. “Renewable Energy Mix Enhancement: The Power of Foreign Investment and Green Policies”. International Journal of Energy Economics and Policy 13, no. 6 (November 10, 2023): 370–380. Accessed November 22, 2024. https://econjournals.com/index.php/ijeep/article/view/14796.