1.
Endri E, Utama AP, Aminudin A, Effendi MS, Santoso B, Bahiramsyah A. Coal Price and Profitability: Evidence of Coal Mining Companies in Indonesia. IJEEP [Internet]. 2021 Aug. 20 [cited 2025 Jan. 10];11(5):363-8. Available from: https://mail.econjournals.org.tr/index.php/ijeep/article/view/11503