PAULA, H. M. de; ILHA, M. S. de O.; ANDRADE, L. S. <b>Chemical coagulants and <i>Moringa oleifera</i> seed extract for treating concrete wastewater. Acta Scientiarum. Technology, [S. l.], v. 38, n. 1, p. 57–64, 2016. DOI: 10.4025/actascitechnol.v38i1.25699. Disponível em: https://periodicos.uem.br/actascitechnol/index.php/ActaSciTechnol/article/view/25699. Acesso em: 7 set. 2025.