ENDRI, Endri; UTAMA, Andyan Pradipta; AMINUDIN, Aminudin; EFFENDI, Maya Syafriana; SANTOSO, Bambang; BAHIRAMSYAH, Achmad. Coal Price and Profitability: Evidence of Coal Mining Companies in Indonesia. International Journal of Energy Economics and Policy, [S. l.], v. 11, n. 5, p. 363–368, 2021. Disponível em: https://econjournals.org.tr/index.php/ijeep/article/view/11503. Acesso em: 19 sep. 2024.