| Verfasser | Häufigkeit |
| El-Rabaie, El-Sayed M. |
2 |
| El-Sayed, Laila Hashem Abdel-Rahman |
2 |
| Faragallah, Osama S. |
2 |
| Helw, El-Sayed el |
2 |
| Kolbe, Roland |
2 |
| Refai, El-Sayed Mustafa el- |
2 |
| Soliman, el-Sayed Ali Abdel-Rahman 1968- |
2 |
| Weinsdörfer, Helmut |
2 |
| Abd el-Samie, Fathi E. |
1 |
| Abdel Razek Mohamed Ali, Emad El Din El Sayed 1971- |
1 |
| Abdel-Raouf, Manar El-Sayed 1970- |
1 |
| Ahmed, Hossam Eldin H. |
1 |
| Alonso, Rogelio |
1 |
| Alshebeili, Saleh A. |
1 |
| Cloutier, Scott |
1 |
| Dawood, Ragab Ahmed El-Sayed |
1 |
| El Badri, Hani |
1 |
| El Sayed, Nehad |
1 |
| El Sayed, Raouf A. |
1 |
| El-Aswad, el-Sayed 1949- |
1 |