| Verfasser | Häufigkeit |
| Hirsch, Andreas |
3 |
| Lloret, Vicent |
3 |
| Abellán, Gonzalo |
2 |
| Blánquez Pérez, Juan |
2 |
| Doménech-Carbó, Antonio |
2 |
| García-Beltrán, José Angel |
2 |
| González Gutiérrez, Pedro Alejandro |
2 |
| Greuter, Werner 1938- |
2 |
| Hauke, Frank |
2 |
| Leyva-Pérez, Antonio |
2 |
| Martínez de Aguirre y Aldaz, Carlos |
2 |
| Muñoz Vicente, Angel |
2 |
| Pablo Contreras, Pedro de |
2 |
| Pérez López, Ángel |
2 |
| Pérez Álvarez, Miguel Ángel |
2 |
| Rankin Rodríguez, Rosa 1958- |
2 |
| Rivero-Crespo, Miguel Ángel |
2 |
| Roldán Gómez, Lourdes |
2 |
| Sanz Pérez, Ángel L. |
2 |
| Steinrück, Hans-Peter |
2 |