1. Staff Engineer, Studio Speri S.r.l., Lungotevere delle Navi 19, Rome 00196, Italy.
2. Associate Professor, Dept. of Civil Engineering and Computer Science Engineering, Università degli Studi di Roma Tor Vergata, Via del Politecnico 1, Rome 00133, Italy (corresponding author). ORCID: .
3. Full Professor, Dept. of Engineering, Cambridge Univ., Trumpington St., Cambridge CB2 1PZ, UK.