“CLUSTERING SLOPE STABILITY USING DEM LINEAMENT EXTRACTION AND ROCK MASS RATING IN PANGKALAN KOTO BARU, WEST SUMATRA, INDONESIA” (2019) GEOMATE Journal, 17(60), pp. 225–230. Available at: https://geomatejournal.com/geomate/article/view/385 (Accessed: 25 May 2026).