Wayangkau, Edoardo Stevie, Nimmi Zulbainarni, and Hartoyo. “Analisis Finansial Penambangan Runtuhan Level Ekstraksi Tambang Bawah Tanah PT XYZ ”. Jurnal Aplikasi Bisnis dan Manajemen 8, no. 1 (January 31, 2022): 236. Accessed March 19, 2026. https://journal.ipb.ac.id/jabm/article/view/36597.