ZULIANI, V.; SERATA, R. B.; IZIDORO, J. de C. Determination of soluble hexavalent chromium in samples of Portland cement from Brazilian cement manufacturers. Journal of Applied Materials and Technology, [S. l.], v. 3, n. 2, p. 7–12, 2022. DOI: 10.31258/Jamt.3.2.7-12. Disponível em: https://jamt.icancee.org/index.php/jamt/article/view/67. Acesso em: 20 apr. 2026.