De Filippi, F. M., and G. Sappa. “Magnesium and Groundwater Flow Relationship in Karst Aquifers: A Tool for Exploitation Management of Springs”. Acque Sotterranee - Italian Journal of Groundwater, vol. 12, no. 4, Nov. 2023, pp. 49-57, doi:10.7343/as-2022-683.