| Verfasser | Häufigkeit |
|---|---|
| Della Rocca, Robert C. | 2 |
| Lemke, Bradley N. | 2 |
| Lemke, Edward A. 1978- | 2 |
| Schmidt, Richard R. | 2 |
| Bedrossian Jr, Edward H. | 1 |
| Bedrossian, Jr, Edward H. | 1 |
| Jones, E. Peter | 1 |
| Lemke, David Edward | 1 |
| Lemke, Peter | 1 |
| Lewis, Edward Lyn | 1 |
| Prowse, Terry D. | 1 |