| Verfasser | Häufigkeit |
| Hassan, Mahmoud Ibrahim Mohamed |
2 |
| El-Baz, Farouk |
1 |
| El-Tayeb, Ibrahim A. |
1 |
| Hassan, Mohamed |
1 |
| Hassan, Mohamed Nasser Rashad Ibrahim 1986- |
1 |
| International Workshop on Sand Transport and Desertification in Arid Lands < 1985, Khartoum, Sudan> |
1 |