[1]
Degefu, F., Lakew, A., Tigabu, Y. and Teshome, K. 2013. The water quality degradation of upper Awash River, Ethiopia. Ethiopian Journal of Environmental Studies and Management. 6, 1 (Jan. 2013), 58–66. DOI:https://doi.org/10.4314/ejesm.v6i1.7.