Benalia, Saliha, Leila Zeghichi, and Zied Benghazi. 2022. “A Comparative Study of Metakaolin Slag-Based Geopolymer Mortars Incorporating Natural and Recycled Sands”. Civil Engineering Journal 8 (8):1622-38. https://doi.org/10.28991/CEJ-2022-08-08-07.