| Verfasser | Häufigkeit |
| Branch, John David 1967- |
4 |
| Christiansen, Bryan 1960- |
4 |
| Christiansen, Peder G. |
4 |
| Holland, James E. |
4 |
| Dominik, William John |
3 |
| Christiansen, Einar 1861-1939 |
2 |
| Christiansen, Hanna 1973- |
2 |
| Christiansen, Henning 1955- |
2 |
| Christiansen, Keith 1947- |
2 |
| Christiansen, Silke H. |
2 |
| Christiansen, Thomas 1965- |
2 |
| Dirckinck-Holmfeld, Kim 1950- |
2 |
| Dobener, Lisa-Marie |
2 |
| Dorussen, Han 1962- |
2 |
| Fahrer, Julia |
2 |
| Foy, Brian D. |
2 |
| Hegner Christiansen, Jørgen 1951- |
2 |
| Kirchner, Emil J. 1942- |
2 |
| Orwant, Jon |
2 |
| Riis, Niels Jørgen |
2 |