Nickel adsorption by soils in relation to pH, organic matter, and iron oxides . Scientia Agricola, [S. l.], v. 61, n. 2, p. 190–195, 2004. DOI: 10.1590/S0103-90162004000200011. Disponível em: https://revistas.usp.br/sa/article/view/21971.. Acesso em: 21 mar. 2025.