| Verfasser | Häufigkeit |
| Spatz, Julius |
16 |
| Nunnenkamp, Peter 1952- |
7 |
| Spatz, Julie |
5 |
| Spatz, Sylvia |
4 |
| Spatz, Jonas |
3 |
| Hell, Dieter |
2 |
| Johnston, Bret Anthony 1971- |
2 |
| Maußner, Alfred |
2 |
| Spatz, Johann 1968- |
2 |
| Spatz, Julian |
2 |
| Spatz, Juliane |
2 |
| Spatz, Jutta |
2 |
| Sporer, Herlinde |
2 |
| Steiner, Susan |
2 |
| Anthuber, Matthias 1959- |
1 |
| Bastiaans, Jan 1917-1997 |
1 |
| Dieckmann, Bodo 1952- |
1 |
| Hirsch, Bernhard 1970- |
1 |
| Hoffstadt, Jutta 1962- |
1 |
| Johnston, James O. |
1 |