Erianjoni, Erianjoni. 2019. “Landslide Mitigation Through Socio-Cultural Approach With Policy of Utilization of Local Wisdom in Pangkalan Sub-District of Lima Puluh Kota”. Sumatra Journal of Disaster, Geography and Geography Education 3 (2):182-85. https://doi.org/10.24036/sjdgge.v3i2.269.