Preliminary study on Copper, Zinc and Iron concentration in soils from waste dumping site in Tanah Merah, Kelantan, Malaysia. Journal of Tropical Resources and Sustainable Science (JTRSS) , [S. l.], v. 8, n. 1, p. 12–16, 2020. DOI: 10.47253/jtrss.v8i1.158. Disponível em: https://journal.umk.edu.my/index.php/jtrss/article/view/158. Acesso em: 22 aug. 2025.