| Verfasser | Häufigkeit |
| Berden, Jo H. |
2 |
| Muller, Sylviane |
2 |
| Vlag, Johan van der |
2 |
| Voll, Reinhard |
2 |
| Bakker, Marinka |
1 |
| Bavel, Casandra C. van |
1 |
| Berden, Bart J. |
1 |
| Berden, Hubert J. |
1 |
| Berden, J. W. H. |
1 |
| Berden, Johannes Antonius |
1 |
| Berden, Tina |
1 |
| Bernardini, Federico |
1 |
| Briand, Jean-Paul |
1 |
| Dieker, Jürgen |
1 |
| Dieker, Jürgen W. |
1 |
| Herrmann, Martin |
1 |
| Hilbrands, Luuk B. |
1 |
| Horvat, Jana 1959- |
1 |
| Kroeze, Yvet |
1 |
| Lavrenčič, Lucija |
1 |