Utomo, Selamet Joko, Titov Chuk’s Mayvani, and Mochamad Ali Imron. “Coal Energy and Macroeconomic Conditions”. International Journal of Energy Economics and Policy 11, no. 4 (June 8, 2021): 426–432. Accessed April 22, 2024. https://www.econjournals.com/index.php/ijeep/article/view/11214.