1. Istituto Nazionale di Geofisica e Vulcanologia, Via Alfonso Corti 12, 20133 Milan, Italy, maria.damico@ingv.it, chiara.felicetta@ingv.it, francesca.pacor@ingv.it, rodolfo.puglia@ingv.it, giovanni.lanzano@ingv.it, sara.sgobba@ingv.it, lucia.luzi@ingv.it
2. British Geological Survey, The Lyell Center, Research Avenue South, Edinburgh, United Kingdom, erika.schiappapietra@gmail.com
3. Department of Geophysics, Faculty of Mathematics and Physics, Charles University, Prague, Czech Republic, gallovic@karel.troja.mff.cuni.cz
4. Department of Civil and Environmental Engineering, Politecnico di Milano, Milan, Italy, roberto.paolucci@polimi.it