VALVERDE, J. L.; LOBATO, J.; FERNÁNDEZ, I.; MARIJUÁN, L.; PÉREZ-MOHEDANO, S.; TALERO, R. Ferrous sulphate mono and heptahydrate reduction of hexavalent chromium in cement: effectiveness and storability. Materiales de Construcción, [S. l.], v. 55, n. 279, p. 39–52, 2005. DOI: 10.3989/mc.2005.v55.i279.197. Disponível em: https://materconstrucc.revistas.csic.es/index.php/materconstrucc/article/view/197. Acesso em: 19 may. 2024.