| Author | Titles | | 1.
| Otero, Alberto | 1 | | 2.
| Otero, Alejandro, 1921- | 1 | | 3.
| Otero, Andrés | 1 | | 4.
| Otero, Angel, 1981- | 1 | | 5.
| Otero, Aurora | 1 | | 6.
| Otero, Carlos | 3 | | 7.
| Otero, Luis Soledade | 1 | | 8.
| Otero, Manuel, 1921- | 1 | | 9.
| Otero, Mayumi, 1985- | 2 | | 10.
| Otero Pedrayo, Ramón, 1888-1976 | 4 |
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