Luigi De Filippis (*), Claudio Faccenna (*), Andrea Billi (**), Erlisiana Anzalone (***), Mauro Brilli (**), Mehmet Ozkul (°), Michele Soligo (*), Paola Tuccimei (*) & Igor M. Villa (°°,°°°)
(*) Dipartimento Scienze Geologiche, Università Roma Tre, Rome, Italy. E-mail: ldefilippis@uniroma3.it
(**) IGAG-CNR, Rome, Italy.
(***) IAMC-CNR, Naples, Italy.
(°) Department of Geological Engineering, Pamukkale University, Denizli, Turkey.
(°°) Institut für Geologie, Universität Bern, Bern, Switzerland.
(°°°) Università di Milano Bicocca, Milan, Italy.