POPOVICS, S. What an engineer ought to know on the nature of additives. Materiales de Construcción, [S. l.], v. 19, n. 136, p. 29–40, 1969. DOI: 10.3989/mc.1969.v19.i136.1575. Disponível em: https://materconstrucc.revistas.csic.es/index.php/materconstrucc/article/view/1575. Acesso em: 28 apr. 2024.