Analisa Kestabilan Lereng Menggunakan Metode Fellenius Secara Manual dan Software Slide Rocscience 6.0 (Studi Kasus : TB 1.42 Pemali PT Timah (Persero) Tbk: Analysis Slope Stability Using Fellenius Method Manually And Software Slide Rocscience 6.0 in TB 1.42 Pemali PT Timah (Persero) Tbk. mineral [Internet]. 2020 Jan. 30 [cited 2026 Apr. 19];3(1):39-4. Available from: https://www.journal.ubb.ac.id/index.php/mineral/article/view/1575