Teshome, Sifan, and yadeta Chemeda. 2022. “Experimental Investigation on the Effect of Teff Straw Fiber and Lime on Strength and Compressibility of Black Cotton Soil”. Ethiopian Journal of Science and Sustainable Development 9 (2), 1-8. https://doi.org/10.20372/ejssdastu:v9.i2.2022.479.