Fratini, S., Francesconi, F. M., Checcucci, R., Frondini, F., Lanzi, D. and Spinsanti, R. (2013) “Vulsino volcanic aquifer in Umbria Region : Hydrogeological survey for the characterization of the presence of arsenic and aluminium and the correct use of groundwater”, Acque Sotterranee - Italian Journal of Groundwater, 2(4). doi: 10.7343/as-048-13-0075.