TRISTES. Acceptable aggregates from low-grade deposits. Materiales de Construcción, [S. l.], n. 014, p. 62–63, 1950. DOI: 10.3989/mc.1950.i014.3101. Disponível em: https://materconstrucc.revistas.csic.es/index.php/materconstrucc/article/view/3101. Acesso em: 5 may. 2024.