Laetitia (Christy) , Christina, et al. “Soil Organic Matter Depletion As a Major Threat to Agricultural Intensification in the Highlands of Ethiopia”. Ethiopian Journal of Science and Technology, vol. 11, no. 3, Apr. 2025, pp. 271-85, https://journals.bdu.edu.et/index.php/EJST/article/view/2603.