HERRERO NÚÑEZ, E. Cement, that great unknown quantity. The influence of cement in the uniformity of the resistance of concrete. Materiales de Construcción, [S. l.], v. 22, n. 145, p. 37–42, 1972. DOI: 10.3989/mc.1972.v22.i145.1437. Disponível em: https://materconstrucc.revistas.csic.es/index.php/materconstrucc/article/view/1437. Acesso em: 4 may. 2024.