“SEISMIK VULNERABILITY INDEX ANALYSIS IN NAGARI MALALAK TIMUR AS AN EFFORT TO DETERMINE LANDSLIDE POTENTIAL AREAS THE HVSR METHOD”. 2025. Al-Fiziya: Journal of Materials Science, Geophysics, Instrumentation and Theoretical Physics 7 (1): 1-11. https://doi.org/10.15408/fiziya.v7i1.41253.