| Autor | Títulos | | 1.
| Ortiz y Sanz, Jose | 1 | | 2.
| Ortiz y Vierge, Daniel Urrabieta, 1851-1904 | 0 | | 3.
| Ver: Vierge, Daniel, 1851-1904 | 2 | | 4.
| Ortiz-Echagüe, Javier | 1 | | 5.
| Ortiz-Echagüe, José 186-1982 | 1 | | 6.
| Ortiz-Echangüe, Javier | 1 | | 7.
| Ortiz-Patxi Solà, Jordi | 7 | | 8.
| Ortiz-Torres, Rubén D., 1964- | 1 | | 9.
| Ortner, Laurids, 1941- | 1 | | 10.
| Ortner, Manfred, 1943- | 1 | | 11.
| Ortner, Rudolf | 1 |
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