1. Assistant Professor, Dept. of Structures for Engineering and Architecture, Univ. of Napoli “Federico II”, via Claudio, 21, 80125 Napoli, Italy (corresponding author).
2. Assistant Professor, Dept. of Structures for Engineering and Architecture, Univ. of Napoli “Federico II”, via Claudio, 21, 80125 Napoli, Italy.
3. Full Professor, Dept. of Structures for Engineering and Architecture, Univ. of Napoli “Federico II”, via Claudio, 21, 80125 Napoli, Italy.