Coagulation-Flocculation in Water Treatment using Calotropis Procera Leaves: A case study of River in Kaduna, Nigeria. Jurnal Teknologi, [S. l.], v. 67, n. 4, 2014. DOI: 10.11113/jt.v67.2784. Disponível em: https://journals.utm.my/jurnalteknologi/article/view/2784.. Acesso em: 26 aug. 2024.