Fileccia, Alessio. “Some Simple Procedures for the Calculation of the Influence Radius and Well Head Protection Areas (theoretical Approach and a Field Case for a Water Table Aquifer in an Alluvial Plain)”. Acque Sotterranee - Italian Journal of Groundwater 4, no. 3 (November 30, 2015). Accessed April 20, 2024. https://www.acquesotterranee.net/acque/article/view/117-15-0144.