BALWOIS 2004 Ohrid, Macedonia, 25-29 May 2004   VULNERABILITY EVALUATION OF A MULTILAYER AQUIFER FOR A SUSTAINABLE USE OF THE RESOURCES (WESTERN SICILY, ITALY)   V.Liguori, V. Rametta DISeG Facoltŕ di Ingegneria, Universitŕ Viale delle Scienze – Palermo, ITALY liguori@diseg.unipa.it This detailed research is aimed to manage and protect the groundwater in Sicilian carbonate […]