| Verfasser | Häufigkeit |
| Wolters, Martin F. |
12 |
| Wolters, Martin Francis |
7 |
| Wolters, Martin |
6 |
| Bernhard, Martin 1976- |
2 |
| Haslinger, Erwin |
2 |
| Lütkepohl, Helmut 1951- |
2 |
| Messerer, Friedrich |
2 |
| Moryson, Martin 1964- |
2 |
| Wolters, Buck 1961- |
2 |
| Wolters, Jürgen |
2 |
| Wolters, Reinhard 1958- |
2 |
| Ziegert, Martin |
2 |
| Zorn, Walther |
2 |
| Benesch, Helmuth |
1 |
| Bennett, Martin |
1 |
| Bezzola, Martin |
1 |
| Bonnet, Marie-Jo 1949- |
1 |
| Bouma, Jan Jaap |
1 |
| Bremicker, Bernd |
1 |
| Busse, Dieter |
1 |