| Verfasser | Häufigkeit |
| Kristiansen, Henning 1927-2006 |
4 |
| Bonfadelli, Heinz 1949- |
3 |
| Kristiansen, Magne 1932- |
3 |
| Kristiansen, Silje 1982- |
3 |
| Schäfer, Mike S. 1976- |
3 |
| Balling, Erik |
2 |
| Bundgaard, Poul |
2 |
| Butler, David |
2 |
| Dubois, Ilse 1922-2008 |
2 |
| Grunwald, Morten |
2 |
| Gräslund, Jonas |
2 |
| Guenther, A. H. |
2 |
| Hagler, M. O. |
2 |
| Hogeling, Jaap |
2 |
| Jacobsen, Michael Hviid 1971- |
2 |
| Kristiansen, Erik Lund |
2 |
| Kristiansen, Henning |
2 |
| Kristiansen, M. |
2 |
| Palmer, Lilli 1914-1986 |
2 |
| Reinikainen, Mika |
2 |