1. Department of Cultural Heritage, Università di Padova, Piazza Capitaniato 7, 35139 Padova, Italy ivana.angelini@unipd.it
2. CNRS, Université d’Orléans, IRAMAT-CEB, 3D rue de la Férollerie, F-45071, Orléans Cedex 2, France gratuze@cnrs-orleans.fr
3. Department of Geosciences and CIRCe Centre, Università di Padova, Via Gradenigo 6, 35131 Padova, Italy gilberto.artioli@unipd.it