NISCHER, P. Simple procedures for determining the consistency and relation water/ cement of fresh concrete as well as the water content of the aggregates. Materiales de Construcción, [S. l.], v. 22, n. 145, p. 83–92, 1972. DOI: 10.3989/mc.1972.v22.i145.1440. Disponível em: https://materconstrucc.revistas.csic.es/index.php/materconstrucc/article/view/1440. Acesso em: 27 apr. 2024.