Quick Analysis of the Characteristic Hydrogeological Parameters of an Aquifer, Using Empirical Formulas and the Implementation of the Clay Substrate Map: The Case Study of the Shallow Aquifer of the S. Eufemia Lamezia Plain (Central Calabria - Italy). AS-ITJGW 2018, 7 (4). https://doi.org/10.7343/as-2018-358.