United Nations Educational, Scientific, and Cultural Organization, UNESCO (2017-03-29). "Memory of the World Register". UNESCO. Archived from the original on 2023-03-20. Retrieved 2023-03-22.{{cite web}}: CS1 maint: multiple names: authors list (link)
United Nations Educational, Scientific, and Cultural Organization, UNESCO (2017-03-29). "Memory of the World Register". UNESCO. Archived from the original on 2023-03-20. Retrieved 2023-03-22.{{cite web}}: CS1 maint: multiple names: authors list (link)