THE EFFECT OF DIFFERENT DESIGN RATIOS ON THE COMPRESSIVE STRENGTH OF GEOPOLYMER CONCRETE: A PARAMETRIC STUDY USING THE TAGUCHI METHOD. NTU Journal of Engineering and Technology, [S. l.], v. 2, n. 4, 2023. DOI: 10.56286/ntujet.v2i4.682. Disponível em: https://journals.ntu.edu.iq/index.php/NTU-JET/article/view/682.. Acesso em: 9 apr. 2025.