HASSAN, I.; ELHASSAN, B. Heavy Metals Pollution and Trend in the River Nile System. American Scientific Research Journal for Engineering, Technology, and Sciences, [S. l.], v. 21, n. 1, p. 69–76, 2016. Disponível em: https://asrjetsjournal.org/index.php/American_Scientific_Journal/article/view/1799. Acesso em: 3 jul. 2024.