Random and systematic spatial variability of 137Cs inventories at reference sites in South-Central Brazil . Scientia Agricola, [S. l.], v. 62, n. 2, p. 173–178, 2005. DOI: 10.1590/S0103-90162005000200013. Disponível em: https://revistas.usp.br/sa/article/view/22056.. Acesso em: 17 jul. 2024.