1 Department of Engineering, Polytechnic and Basic Science School, University of Campania "Luigi Vanvitelli", Aversa, Italy.
2 School of Civil Engineering, Faculty of Engineering, Aristotle University of Thessaloniki, Thessaloniki, Greece.
3 School of Spatial Planning and Development, Faculty of Engineering, Aristotle University of Thessaloniki, Thessaloniki, Greece. chemmanouil@plandevel.auth.gr.