1. Professor, Dept. of Civil Engineering, Univ. of Calabria, Via P. Bucci Cubo 44B, 87036 Rende, Cosenza, Italy.
2. Dept. of Civil Engineering, Univ. of Calabria, Via P. Bucci Cubo 44B, 87036 Rende, Cosenza, Italy.
3. Associate Professor, Dept. of Civil Engineering, Univ. of Calabria, Via P. Bucci Cubo 44B, 87036 Rende, Cosenza, Italy (corresponding author). ORCID: .