Oyda, Yonas, Gebremedhin Berhane, and Hailu Regasa. “Landslide Threat Evaluation and Zoning in Birbir Mariam District, Gamo Highlands, Ethiopia Great Rift Valley Escarpment”. Omo International Journal of Sciences 6, no. 1 (June 29, 2023): 57-72. Accessed November 28, 2025. https://survey.amu.edu.et/ojs/index.php/OMOIJS/article/view/327.