Efendi, D., Hidayah, E., & Hasanuddin, A. (2021). Mapping of Landslide Susceptible Zones by Using Frequency Ratios at Bluncong Subwatershed, Bondowoso Regency. UKaRsT, 5(1), 126–141. https://doi.org/10.30737/ukarst.v5i1.1455