P. Tuccimei, R. Salvati, G. Capelli, M. C. Delitala and P. Primavera, “Groundwater Fluxes into a Submerged Sinkhole Area, Central Italy, Using Radon and Water Chemistry,” Applied Geochemistry, Vol. 20, No. 10, 2005, pp. 1831-1847. doi:10.1016/j.apgeochem.2005.04.006
 M. D. Fidelibus and L. Tulipano, “Mixing Phenomena Owing to Sea Water Intrusion for the Interpretation of Chemical and Isotopic Data of Discharge Waters in the Apulian Coastal Carbonate Aquifer (Southern Italy),” Proceedings of the 9th Salt Water Intrusion Meeting, Delft, 1986, pp. 591-600.
 R. Casa, M. Rossi, G. Sappa and A. Trotta, “Assessing Crop Water Demand by Remote Sensing and GIS for the Pontina Plain, Central Italy,” Journal Water Resources Management, Vol. 23, No. 9, 2009, pp. 1685-1712. doi:10.1007/s11269-008-9347-4