EDITORIAL, E. Description of the installation set up by «Áridos, S. A.», to obtain sand, rounded and crushed silicon aggregates. Materiales de Construcción, [S. l.], v. 17, n. 127, p. 19–27, 1967. DOI: 10.3989/mc.1967.v17.i127.1651. Disponível em: https://materconstrucc.revistas.csic.es/index.php/materconstrucc/article/view/1651. Acesso em: 15 apr. 2024.