| Autor | Częstotliwość |
| Jakubowski, Jeanette |
11 |
| Berthold, Michael |
1 |
| Christoffersen, Peter |
1 |
| Johr, Barbara |
1 |
| Wagner, Dirk |
1 |
| _x000d Christoffersen, Peter |
1 |
| _x000d Dwertmann, Franz |
1 |
| _x000d Ebeling, Barbara |
1 |
| _x000d Engelbracht, Gerda |
1 |
| _x000d Jakubowski, Jeanette |
1 |
| _x000d Meissner, Reiner_x000d u. a |
1 |
