AAGAARD, V. . Raw grinding in Venezuela plant. Materiales de Construcción, [S. l.], n. 019, p. 25–27, 1950. DOI: 10.3989/mc.1950.i019.3226. Disponível em: https://materconstrucc.revistas.csic.es/index.php/materconstrucc/article/view/3226. Acesso em: 2 may. 2024.