UTOMO, S. J.; MAYVANI, T. C.; IMRON, M. A. Coal Energy and Macroeconomic Conditions. International Journal of Energy Economics and Policy, [S. l.], v. 11, n. 4, p. 426–432, 2021. Disponível em: https://econjournals.com/index.php/ijeep/article/view/11214. Acesso em: 27 apr. 2024.