สุนทรรังสรรค์ ว. . Research and Development on Alternative Material to Portland Cement. Journal of Engineering, RMUTT, [S. l.], v. 6, p. 13–18, 2005. Disponível em: https://ph01.tci-thaijo.org/index.php/jermutt/article/view/242291. Acesso em: 15 may. 2024.