| Verfasser | Häufigkeit |
| Alpa, Guido 1947- |
1 |
| Cháves, Guido |
1 |
| Corral Talciani, Hernán F. |
1 |
| Cuevas González, Julián |
1 |
| Díaz Alabart, Silvia |
1 |
| González Pacanowska, Isabel |
1 |
| González, Ana Carlota |
1 |
| Monteiro, António Pinto |
1 |
| Poesen, Jean |
1 |
| Schulze, Reiner 1948- |
1 |
| Wyseure, Guido |
1 |