URL dokumen:
https://prisma.simaster.ugm.ac.id/karya_files/empirical-method-for-engineering-geological-evaluation-of-pelosika-dam-diversion-tunnel-design--southeast-sulawesi--indonesia-dcfcd07e645d245babe887e5e2daa016/347e95ca-a6fe-11ee-abf0-e4434b0aade8