Chen, Reynara, and Oktofa Sudrajad. “Investment Analysis And Economic Benefits Of Depressurisation Strategies For Enhanced Slope Stability And Optimization Of Coal Mine Slopes”. EKOMBIS REVIEW: Jurnal Ilmiah Ekonomi dan Bisnis 14, no. 3 (July 10, 2026): 3027-3040. Accessed July 23, 2026. https://jurnal.unived.ac.id/index.php/er/article/view/10413.