| Verfasser | Häufigkeit |
|---|---|
| Ball, Alan | 4 |
| Bates, Kathy | 4 |
| Conroy, Frances | 4 |
| Engler, Michael | 4 |
| Garcia, Rodrigo | 4 |
| Hall, Michael C. | 4 |
| Krause, Peter | 4 |
| Podeswa, Jeremy | 4 |
| Arteta, Miguel | 3 |
| Iannone, Frederick | 3 |
| Caso, Alan | 2 |
| Cholodenko, Lisa | 2 |
| Coulter, Allen | 2 |
| Cuesta, Michael | 2 |
| Johnson, Bruce Douglas | 2 |
| MacBride, Jim | 2 |
| Patterson, John D. | 2 |
| Poul, Alan | 2 |
| Attias, Daniel | 1 |
| Bates, Alan 1934-2003 | 1 |