Negussie, Ehitabezahu, and Abebe Dinku. 2023. “INVESTIGATION ON THE EFFECTS OF COMBINING LIME AND SODIUM SILICATE FOR EXPANSIVE SUBGRADE STABILIZATION”. Zede Journal of Ethiopian Engineers and Architects 31 (February):33-44. http://ejol.aau.edu.et/index.php/ZEDE/article/view/6473.