| Verfasser | Häufigkeit |
| Kraft, Michael |
25 |
| Kraft, Michael E. 1943- |
13 |
| Kraft, Michael E. |
9 |
| Kraft, Michael Hans Gino |
7 |
| Beurskens, Michael 1977- |
5 |
| Kersting, Christian 1971- |
5 |
| Kraft, Julia 1979- |
5 |
| Kraft, Michael G. 1977- |
5 |
| Noack, Ulrich 1956- |
5 |
| Servatius, Wolfgang 1969- |
5 |
| Furlong, Scott R. 1963- |
4 |
| Abel, Troy D. |
3 |
| Bandi, Nina |
3 |
| Fastrich, Lorenz 1947- |
3 |
| Haas, Ulrich 1964- |
3 |
| Hanselmann, Gerd |
3 |
| Kamieniecki, Sheldon 1952- |
3 |
| Kraft, Michael Stefan 1967- |
3 |
| Lasinger, Sebastian |
3 |
| Vig, Norman J. 1939- |
3 |