| Author | Titles | | 1.
| Ucelay, José María de, 1903-1979 | 1 | | 2.
| Üçerler, M. Antoni J. | 1 | | 3.
| Ucha, Maria Margarida Perdigão Festas Mariño | 1 | | 4.
| Ucha, Pedro, 1962- | 2 | | 5.
| Uchard, Mario 1824-1893 | 1 | | 6.
| Uchôa, Albanice, 1948- | 1 | | 7.
| Uchôa, Delson, 1956- | 3 | | 8.
| Ucke, Melanie | 1 | | 9.
| Uckerman, René Patris d' | 2 | | 10.
| Ucko, Peter J., 1938-2007 | 2 |
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