| Author | Titles | | 1.
| Ortega, Esther | 1 | | 2.
| Ortega, Fernando, 1971- | 1 | | 3.
| Ortega Galindo, Julio | 1 | | 4.
| Ortega Goméz, Ricardo | 1 | | 5.
| Ortega i Palau (Firma de Design) | 1 | | 6.
| Ortega, Jaime | 1 | | 7.
| Ortega José | 1 | | 8.
| Ortega, Julian | 1 | | 9.
| Ortega, Luis Felipe, 1966- | 1 | | 10.
| Ortega Muñoz, Godofredo, 1905-1982 | 1 |
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