Volume 21, Issue 4, December 1996, Pages 12-23
Mohamed Mohamed Ahmed Mahgoub; Mohamed Gamal Wasel; A. A. Kamel; Mohamed Ghasoub Saafan Mousa
Volume 16, Issue 2, December 1991, Pages 91-100
Mohamed Mahmoud Ahmed Mahgoub
Volume 16, Issue 2, December 1991, Pages 101-111
Bishri Abdel-Hamid; Mohamed Mahmoud Ahmed Mahgoub