| Autor | Częstotliwość |
| Groth, Karl |
9 |
| Groth, Michael |
9 |
| Groth, Otto, 1875-1965 1875-1965 |
8 |
| Groth, Alexander J., 1932- 1932- |
5 |
| Groth, Joachim-Rüdiger |
5 |
| Groth, Klaus-Martin |
5 |
| Kade, Ludwig |
4 |
| Groth, Hermann |
3 |
| Bohrmann, Hans |
2 |
| Groth, Alexander J. |
2 |
| Groth, Hermann 1849- |
2 |
| Groth, John |
2 |
| Groth, Klaus |
2 |
| Groth, Peter |
2 |
| Groth, Simon, 1984- 1984- |
2 |
| Groth, Verena |
2 |
| Kieval, Hillel J. HerausgeberIn |
2 |
| Čapková, Kateřina 1973- HerausgeberIn |
2 |
| Amschel, Barbara |
1 |
| Asmussen, Lars Mitwirkende |
1 |
