Improving The Engineering Properties of Expansive Clayey Soils by Adding Fly Ash Based-Geopolymer-A Review. Al-Noor Journal of Engineering Management and Computer Science, [S. l.], v. 3, n. 1, p. 459–471, 2023. DOI: 10.71229/4157ts64. Disponível em: https://njemcs.edu.iq/index.php/njemcs/article/view/225. Acesso em: 31 oct. 2026.