CHOKKALINGAM, Ramesh Babu; N, Ganesan. A study on the strength development of geopolymer concrete using fly ash. International Journal of Engineering and Technology, [S. l.], v. 6, n. 4, p. 163–167, 2017. DOI: 10.14419/ijet.v6i4.7761. Disponível em: https://mail.sciencepubco.com/index.php/IJET/article/view/7761.. Acesso em: 13 may. 2025.