1. Professor, Dept. of Mechanical and Aerospace Engineering, Politecnico di Torino, Corso Duca degli Abruzzi 24, 10129 Torino, Italy; and School of Aerospace, Mechanical, and Manufacturing Engineering, Royal Melbourne Institute of Technology, Bundoora, VIC 3083, Australia (corresponding author).
2. Ph.D. Student, Dept. of Mechanical and Aerospace Engineering, Politecnico di Torino, Corso Duca degli Abruzzi 24, 10129 Torino, Italy.
3. Research Fellow, School of Aerospace, Mechanical, and Manufacturing Engineering, Royal Melbourne Institute of Technology, Bundoora, VIC 3083, Australia.