| Verfasser | Häufigkeit |
| Aufderheide, Arthur C. 1922- |
5 |
| Rodríguez-Martín, Conrado |
3 |
| Aufderheide, Arthur C. |
1 |
| Cartmell, Larry L. |
1 |
| Cook, Megan |
1 |
| Cárdenas Arroyo, Felipe |
1 |
| Molto, Joseph E. |
1 |
| Parr, Bruce E. |
1 |
| Sheldrick, Peter |
1 |
| Wiseman, Marcia F. |
1 |
| Zimmerman, Michael R. |
1 |
| Zlonis, Michael |
1 |