Surtani, Surtani, Ahyuni - Ahyuni, Hamdi Nur, Alifah Tahsya, and Dina Rahayu Eliza Prisma. 2025. “Landslide Susceptibility Mapping Using Frequency Ratio-Based Fuzzy Logic Approach in Lima Puluh Kota Regency”. Sumatra Journal of Disaster, Geography and Geography Education 8 (2):31-40. https://doi.org/10.24036/sjdgge.v8i2.613.