SYAFI’I, A.; PRAHITANINGTYAS, S. .; HENDRIAN, S. .; RISMANTO, M.; FARADILLA, H. F. . Synthesis of Coal-Fly-Ash Geopolymer for Sustainable Construction Material: Optimisation of Formulation and Environmental Characterisation. Jurnal Indonesia Sosial Teknologi, [S. l.], v. 6, n. 12, 2025. DOI: 10.59141/jist.v6i12.9175. Disponível em: https://jist.publikasiindonesia.id/index.php/jist/article/view/9175. Acesso em: 25 mar. 2026.