STOLL, U. .; STREED, E. . Use of a flame photometer for estimating the cement contenta of soil-cement and pozzolan-cement mixtures. Materiales de Construcción, [S. l.], v. 4, n. 047, p. 3–3, 1954. DOI: 10.3989/mc.1954.v04.i047.2541. Disponível em: https://materconstrucc.revistas.csic.es/index.php/materconstrucc/article/view/2541. Acesso em: 23 jul. 2024.