AHMAD, B.B.; TSAFE, A. I.; UBA, A.; ALIYU, S. Analysis of Heavy Metals in Soils around Gidan Saru Mining Site, Zamfara State, Nigeria. International Journal of Science for Global Sustainability, [S. l.], v. 2, n. 3, p. 12, 2016. Disponível em: https://www.fugus-ijsgs.com.ng/index.php/ijsgs/article/view/233. Acesso em: 3 jun. 2026.