The Effect of Nano Metakaolin Material on Some Properties of Concrete. Diyala Journal of Engineering Sciences , [S. l.], v. 6, n. 1, p. 50–61, 2013. DOI: 10.24237/djes.2013.06105. Disponível em: https://djes.info/index.php/djes/article/view/536. Acesso em: 26 mar. 2025.