| Verfasser | Häufigkeit |
| González Echegaray, Joaquín |
24 |
| García Guinea, Miguel Ángel |
3 |
| González Echegaray, Joaquín 1930-2013 |
3 |
| Freeman, Leslie G. |
2 |
| González Echegaray, María del Carmen |
2 |
| Alonso Ruiz, Begoña 1966- |
1 |
| Aramburu-Zabala Higuera, Miguel Ángel |
1 |
| Barreda y Ferrer de la Vega, Fernando |
1 |
| Begines Ramírez, A. |
1 |
| Casado Soto, José Luis |
1 |
| Díaz Gómez, Alberto |
1 |
| García y Bellido, Antonio 1903-1972 |
1 |
| Gonzalez Echegaray, J. |
1 |
| Janssens, Paul |
1 |
| Madariaga de la Campa, Benito |
1 |
| Polo Sánchez, Julio J. 1956- |
1 |
| San Miguel Ruiz, J. A. |
1 |
| Solana Sainz, José María |
1 |