1. Professor of Aerospace Structures and Aeroelasticity, Dept. of Mechanical and Aerospace Engineering, Politecnico di Torino, Corso Duca degli Abruzzi 24, 10129 Torino, Italy (corresponding author).
2. Research Assistant, Dept. of Mechanical and Aerospace Engineering, Politecnico de Torino, Corso Duca degli Abruzzi 24, 10129 Torino, Italy; formerly, Institut Jean Le Rond d’Alembert, UMR7190 CNRS, Paris06, Case 162, Tour 55-65, 4, Place Jussieu, 75252, Paris, France.
3. Ph.D. Student, Dept. of Mechanical and Aerospace Engineering, Politecnico de Torino, Corso Duca degli Abruzzi 24, 10129 Torino, Italy; formerly, Institut Jean Le Rond d’Alembert, UMR7190 CNRS, Paris06, Case 162, Tour 55-65, 4, Place Jussieu, 75252 Paris, France.