YAO, Weifeng. Research progress of geopolymer solidification / stabilization of heavy metal contaminated soil. International Journal of Mechanical and Electrical Engineering, London, U.K., v. 1, n. 1, p. 49–57, 2023. DOI: 10.62051/ijmee.v1n1.06. Disponível em: https://wepub.org/index.php/IJMEE/article/view/547. Acesso em: 14 jun. 2026.