MORENO ARÚS, F.; PÉREZ ALONSO, J. Contribution to Portland cement hemihydrite and gypsum content determination. Materiales de Construcción, [S. l.], v. 24, n. 155, p. 49–61, 1974. DOI: 10.3989/mc.1974.v24.i155.1310. Disponível em: https://materconstrucc.revistas.csic.es/index.php/materconstrucc/article/view/1310. Acesso em: 3 may. 2024.