1. Professor, Dipartimento di Ingegneria, Università degli Studi di Palermo, Palermo 90133, Italy.
2. Associate Professor, Dept. of Civil Engineering and Engineering Mechanics, Columbia Univ., New York, NY 10027 (corresponding author).
3. Postdoctoral Fellow, Dipartimento di Ingegneria, Università degli Studi di Palermo, Palermo 90133, Italy.
4. Postdoctoral Fellow, Institute for Risk and Reliability, Leibniz Universität Hannover, Hannover 30167, Germany.
5. Professor, Dept. of Econometrics and Business Statistics, Monash Univ., Clayton, VIC 3800, Australia. ORCID: .
6. Professor, Unit of Applied Mechanics, Univ. of Innsbruck, Innsbruck 6020, Austria. ORCID: .