Rare earth elements in gneiss regoliths in southern Minas Gerais, Brazil. Scientia Agricola, [S. l.], v. 78, n. 3, p. e20190190, 2021. DOI: 10.1590/1678-992X-2019-0190. Disponível em: https://www.revistas.usp.br/sa/article/view/183489.. Acesso em: 3 may. 2024.