| Verfasser | Häufigkeit |
| Stahr, Karl 1945- |
16 |
| Stahr, Karl |
10 |
| Kandeler, Ellen |
9 |
| Blume, Hans-Peter 1933- |
7 |
| Herrmann, Ludger |
5 |
| Horn, Rainer 1950- |
5 |
| Streck, Thilo |
5 |
| Fleige, Heinrich 1968- |
4 |
| Kretzschmar, Ruben 1961- |
4 |
| Kögel-Knabner, Ingrid 1958- |
4 |
| Brümmer, Gerhard W. 1939-2013 |
3 |
| Schachtschabel, Paul 1904-1998 |
3 |
| Scheffer, Fritz 1899-1979 |
3 |
| Wilke, Berndt-Michael 1947- |
3 |
| Hädrich, Friedhelm 1934- |
2 |
| Lehmann, Andreas |
2 |
| Stahr, Karl 1812-1863 |
2 |
| Amelung, Wulf |
1 |
| Aristoteles v384-v322 |
1 |
| Azzola, Friedrich Karl 1931-2014 |
1 |