OKTAVIA, Priscilla. Stability Analysis of Pit B Slope Using RMR (Rock Mass Rating) And GSI (Geological Strength Index) Methods At PT. Halo Tambang Berjaya, Kalianda District, South Lampung Regency. ICSIGER- International Conference on Science and Emerging Technology , [S. l.], v. 1, n. 1, 2025. Disponível em: https://conference.lppm.unila.ac.id/index.php/icsiger/article/view/36. Acesso em: 4 jul. 2026.