Thermal Treatment Influence of Metakaolin on the Concrete Properties. Journal of Pharmaceutical Negative Results, [S. l.], p. 1847–1855, 2022. DOI: 10.47750/pnr.2022.13.S01.220. Disponível em: https://pnrjournal.com/index.php/home/article/view/1544.. Acesso em: 8 jun. 2026.