2020. Analisis Kestabilan Lereng Menggunakan Metode Slope Mass Rating (SMR) dan Software Geoslope/W 2007 pada Tambang Air Laya Selatan Lokasi Suban Di PT Bukit Asam (Persero) Tbk: Slope Stability Analysis using Slope Mass Rating (SMR) method and Software Geoslope/W 2007 at South Tambang Air Laya Location Suban in PT Bukit Asam (Persero) Tbk. MINERAL. 1, 1 (Feb. 2020), 17–25. DOI:https://doi.org/10.33019/mineral.v1i1.1605.