| Author | Titles | | 1.
| Unger, Luise, 1956- | 1 | | 2.
| Unger, Margan | 1 | | 3.
| Unger, Marjan | 1 | | 4.
| Unger, Rudolf | 1 | | 5.
| Ungerer, Laurent | 2 | | 6.
| Ungers, Oswald Matthias | 2 | | 7.
| Ungnad, Arthur | 1 | | 8.
| Ungvary, Tamas | 1 | | 9.
| UNH - Universitas Miguel Hernández (Elche, Espanha) | 1 | | 10.
| União das Misericórdias Portuguesas | 1 |
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