SOMNA, K.; JATURAPITAKKUL, C.; KAJITVICHYANUKUL, P.; CHINDAPRASIRT, P. Immobilization of heavy metals by fly ash-based geopolymer. Asia-Pacific Journal of Science and Technology, [S. l.], v. 13, n. 10, p. 1191–1198, 2017. Disponível em: https://so01.tci-thaijo.org/index.php/APST/article/view/83513. Acesso em: 16 sep. 2026.