ALI, S. A. K.; IBRAHIM, L. D. M.; HUSSEIN MSC, H. A. Removal of Lead from Wastewater by Graphene Coated Sand Composite. International Journal of Sciences: Basic and Applied Research (IJSBAR), [S. l.], v. 37, n. 1, p. 1–9, 2018. Disponível em: https://www.gssrr.org/index.php/JournalOfBasicAndApplied/article/view/8445. Acesso em: 6 may. 2024.