Oyda, Yonas, Gebremedhin Berhane, and Hailu Regasa. 2023. “Landslide Threat Evaluation and Zoning in Birbir Mariam District, Gamo Highlands, Ethiopia Great Rift Valley Escarpment”. Omo International Journal of Sciences 6 (1), 57-72. https://doi.org/10.59122/13439wly.