1. University of Torino, Torino, Italy
2. Politecnico di Milano, Milano, Italy
3. University of Florence, Firenze, Italy
4. Università degli Studi di Milano, Milano, Italy
5. Università di Bologna, Bologna, Italy
6. University of Naples Federico II, Napoli, Italy
7. University of Salerno, Salerno, Italy
8. University of Pisa, Pisa, Italy
9. University of Siena, Siena, Italy
10. University of Genova, Genova, Italy
11. University of Naples, Napoli, Italy
12. Sapienza University of Rome, Roma, Italy