GUARÇONI M, André; ALVAREZ V., Víctor Hugo; MOREIRA SOBREIRA, Fabrício. Theoretical background of soil sampling systems according to variability of chemical characteristics. REVISTA TERRA LATINOAMERICANA, [S. l.], v. 35, n. 4, p. 343–352, 2017. DOI: 10.28940/terra.v35i4.172. Disponível em: https://terralatinoamericana.org.mx/index.php/terra/article/view/172. Acesso em: 16 jul. 2024.