| Verfasser | Häufigkeit |
| Veen, Hans-Joachim 1944- |
13 |
| Schlichting, Franz-Josef 1964- |
5 |
| Veen, Mirjam van 1969- |
4 |
| Lepszy, Norbert |
3 |
| Mnich, Peter |
3 |
| Mählert, Ulrich 1968- |
3 |
| Stiftung Ettersberg Weimar |
3 |
| Veen, Wijnandus J. M. van 1964- |
3 |
| Armstrong, Brian G. |
2 |
| Calvin, Jean 1509-1564 |
2 |
| Gibson, Rebecca 1981- |
2 |
| Leppert, Manuel 1981- |
2 |
| Lioen, Walter M. |
2 |
| März, Peter 1952- |
2 |
| Niessen, Willemina Johanna 1940- |
2 |
| Roelofs, Pieter 1972- |
2 |
| Spohnholz, Jesse 1974- |
2 |
| Swart, Jacques J. B. de |
2 |
| VanderVeen, James M. 1973- |
2 |
| Veen, Herman van 1945- |
2 |