Tarigan, A. P., Pambudi, A., Puspitawati, E., Rinto Pudyantoro, A. and Nur Rachmah, I. (2023) “Analisis Faktor-Faktor Yang Mempengaruhi Daya Saing Ekspor Batu Bara Indonesia: Analysis of Factors Influencing the Export Competitiveness of Indonesian Coal”, Jurnal Ekonomi, Lingkungan, Energi, dan Bisnis (ELEGIS), 1(1), pp. 35–48. Available at: https://elegis.universitaspertamina.ac.id/index.php/ELEGIS/article/view/5 (Accessed: 16 January 2025).