| Verfasser | Häufigkeit |
| Schmitz, Birgit 1966- |
8 |
| Schmitz-Berning, Cornelia 1931- |
7 |
| Schmitz, Christof |
6 |
| Zucker, Betty 1956- |
6 |
| Catanese, Paul W. 1961- |
5 |
| Roeber, Martin 1950-2023 |
5 |
| Schmitz, Jupp 1901-1991 |
5 |
| Schmitz-Scholemann, Christoph 1949- |
5 |
| Behmann, Jan C. 1985- |
4 |
| Demirtaş, Birgül 1974- |
4 |
| Schmitz, Adelheid 1959- |
4 |
| Schmitz-Buchholz, Daniel 1976- |
4 |
| Bachmann, Christian A. 1982- |
3 |
| Blumenberg, Hans 1920-1996 |
3 |
| Lange, Britta |
3 |
| Schmitz, Barbara 1975- |
3 |
| Schmitz, Dieter M. |
3 |
| Schmitz, Oliver |
3 |
| Schmitz-Emans, Monika 1956- |
3 |
| Allet-Coche, Sophie |
2 |