Quality reference values for rare earth elements in soils from one of the last agricultural frontiers in Brazil. Scientia Agricola, [S. l.], v. 78, n. Supl. 1, 2021. DOI: 10.1590/1678-992X-2020-0069. Disponível em: https://revistas.usp.br/sa/article/view/e20200069.. Acesso em: 17 jul. 2024.