Matteo Del Soldato(a,b), Diego Di Martire(a) & Roberto Tomàs(c)
(a) Department of Earth Sciences, Environment and Resources, Federico II University of Napoli, Largo San Marcellino. E-mail: matteo.delsoldato@unina.it
(b) Department of Earth Sciences, University of Firenze, Via La Pira 4, 50121 Florence, Italy
(c) Departamento de Ingeniería Civil, University of Alicante P.O. Box 99, E-03080 Alicante, Spain