-
- Gaetano Marzotto 1949
https://it.wikipedia.org/wiki/Gaetano_Marzotto - Lester Russel Brown 1991
http://www.earth-policy.org/about_epi/LB_resume
http://prabook.com/web/person-view.html?profileId=523943
http://www.sba.unipi.it/it/risorse/archivio-fotografico/eventi-in-archivio/1991-laurea-honoris-causa-lester-russell-brown
https://www.agr.unipi.it/wp-content/uploads/2022/10/brochureLesterBrown.pdf
https://www.agr.unipi.it/wp-content/uploads/2022/10/locandina-LesterBrown-1.pdf
https://www.agr.unipi.it/wp-content/uploads/2022/10/Brown-_laurea.pdf
https://www.agr.unipi.it/wp-content/uploads/2022/10/Brown_lezione.pdf
- Folke Skoog 1991
https://www.sba.unipi.it/it/risorse/archivio-fotografico/eventi-in-archivio/laurea-honoris-causa-folke-skoog
http://www.sba.unipi.it/it/risorse/archivio-fotografico/eventi-in-archivio/1991-laurea-honoris-causa-folke-skoog - Giacomo Tachis 1999
https://www.unipi.it/index.php/news/item/7265-tachis - Valentino Mercati 2016
https://www.unipi.it/index.php/lista-comunicati-stampa/item/8542-l-universita-di-pisa-conferisce-la-laurea-honoris-causa-ad-alfred-cuschieri-e-valentino-mercati
- Gaetano Marzotto 1949