1. Department of Civil and Industrial Engineering, ASTRO Laboratory, University of Pisa, L.go Lucio Lazzarino, 56122 Pisa, Italy
2. Department of Energy, Systems, Land and Construction Engineering, University of Pisa, 56122 Pisa, Italy
3. IBS Progetti Chianciano Terme, 53042 Siena, Italy
4. Department of History, Representation and Restoration of Architecture, Sapienza University of Rome, Via del Castro Laurenziano 7/a, 00161 Rome, Italy