RAINHO TEIXEIRA, Silvio; ALMEIDA SANTOS, Gleyson Tadeu; PEIXOTO, Gilmar José. Characterization of sludge from water treatment plants (WTP) and its use in red ceramic. Revista Ciências Exatas, [S. l.], v. 14, n. 2, 2009. Disponível em: https://periodicos.unitau.br/exatas/article/view/752. Acesso em: 4 set. 2025.