APLIKASI SOFTWARE GEOSTUDIO 2007 SLOPE WUNTUK ANALISIS KESTABILAN LERENG DI TAMBANG MUARA TIGA BESAR UTARA PT BUKIT ASAM (PERSERO) Tbk SUMATERA SELATAN: The Application of Software Geostudio 2007 Slope W to Analysis Slope Instability in Mine Muara Tiga Besar Utara at PT Bukit Asam (Persero)Tbk South Sumatera. mineral 2020, 2 (2), 78-89. https://doi.org/10.33019/mineral.v2i2.1562.