| 1. |
University Libraries (database) |
| 2. |
Argo |
| 3. |
Artemis |
| 4. |
Cyprus Libraries |
| 5. |
Cyprus University of technology |
| 6. |
E prints in library & information science |
| 7. |
Europeana |
| 8. |
Ktisis |
| 9. |
Library of Congress |
| 10. |
Melvyl University of california libraries |
| 11. |
“National Documentation Centre “EKT’s Databases” |
| 12. |
Rita |
| 13. |
The Cochraine library |
| 14. |
The National Agricultural Library (NAL): advancing access to global information for agriculture |
| 15. |
Union Catalog Hellenic Academic Libraries |
