LENHART, W. . Tennesse lightweight aggregate plant. Materiales de Construcción, [S. l.], v. 2, n. 028, p. 48–48, 1952. DOI: 10.3989/mc.1952.v02.i028.2713. Disponível em: https://materconstrucc.revistas.csic.es/index.php/materconstrucc/article/view/2713. Acesso em: 23 jul. 2024.