1. 3D-ICONS: 3D Digitisation of Icons of European Architectural and Archaeological Heritage. http://3dicons-project.eu/. Accessed 22 June 2021
2. ARIADNEpus - a data infrastructure serving the archaeological community worldwide. https://ariadne-infrastructure.eu/. Accessed 9 July 2021
3. CARARE. https://www.carare.eu/. Accessed 22 June 2021
4. Home - ICCD - Istituto Centrale per il Catalogo e la Documentazione. http://www.iccd.beniculturali.it/. Accessed 22 June 2021
5. Schéma SDAPA - Schéma documentaire appliqué au patrimoine et á l’architecture. version 1.05. http://www2.culture.gouv.fr/culture/dp/schemaDAPA/. Accessed 22 June 2021