Godoy, Manoel Carlos T. F. de, Marcos Norberto Boin, Daniele Cristina Sanaiotti, and Joel B. da Silva. “Nitrate Contamination in Grounwater in Presidente Prudente-SP, Brazil”. Instituto Adolfo Lutz Journal - RIAL 63, no. 2 (December 30, 2004): 208–14. Accessed July 3, 2024. https://periodicos.saude.sp.gov.br/RIAL/article/view/34854.