• https://ora.uniurb.it/handle/11576/2754797
• https://ora.uniurb.it/handle/11576/2720994
• https://ora.uniurb.it/handle/11576/2710254
• https://ora.uniurb.it/handle/11576/2774392
• https://ora.uniurb.it/handle/11576/2769781
• https://ora.uniurb.it/handle/11576/2720211