Besoni, Berlyan, and Sudarso Kaderi Wiryono. “Financial Feasibility and Risk Analysis of a 4-Star Hotel Development at PT Bukit Asam’s Wisma Ombilin”. Jurnal Ilmiah Manajemen Kesatuan 13, no. 4 (July 1, 2025): 2155–2170. Accessed June 13, 2026. https://jurnal.ibik.ac.id/index.php/jimkes/article/view/3364.