| Verfasser | Häufigkeit |
|---|---|
| Gucer, Vasfi | 4 |
| Herd, Jon | 4 |
| Lonzer, Hartmut | 4 |
| Lottering, Corne | 4 |
| Mookerjee, Shu | 4 |
| Terwisga, Douwe van | 4 |
| Trojok, Konrad | 4 |
| Williams, Kendall | 4 |
| Kendall, Jon D. | 3 |
| Larsen, Carsten | 3 |
| Feenstra, Robert C. 1956- | 2 |
| Ellerby, Marc | 1 |
| Glass, Joe | 1 |
| Larsten, Carsten | 1 |
| Mitchell, Gavin | 1 |