• https://tesionline.univaq.it/handle/20.500.12319/25947
• https://tesionline.univaq.it/handle/20.500.12319/17039
• https://tesionline.univaq.it/handle/20.500.12319/24728
• https://tesionline.univaq.it/handle/20.500.12319/193
• https://tesionline.univaq.it/handle/20.500.12319/932
• https://tesionline.univaq.it/handle/20.500.12319/26756