| Verfasser | Häufigkeit |
| Alfaro Arregui, María del Mar |
2 |
| Broncano Rodríguez, Santiago |
2 |
| Dupey, Robert |
1 |
| Echteld, Elisabeth Agnes Maria 1959- |
1 |
| Faraclas, Nicholas 1945- |
1 |
| Izquierdo Sans, Cristina |
1 |
| Martínez Capdevila, Carmen |
1 |
| Nogueira Guastavino, Magdalena 1964- |
1 |
| Rutgers, Wim 1941- |
1 |
| Severing, Ronald 1949- |
1 |
| Weijer, Christa |
1 |