Romagnoli, I., and R. L. Manzione. “GROUNDWATER VULNERABILITY MAPPING AND CONTAMINATION RISKS AT PONTAL DO PARANAPANEMA REGION (UGRHI - 22)”. Brazilian Journal of Biosystems Engineering 12, no. 3 (September 30, 2018): 307–326. Accessed June 29, 2025. https://seer.cloud.prodb.com.br/index.php/BIOENG/article/view/694.