Volume 13, Issue 1, 2012, Pages 133-148
Tartiel El-Sayed Mohamed Badawy
Volume 9, Issue 1, 2008, Pages 197-206
Tartiel El-Sayed Mohamed Badawy Badawy
Volume 9, Issue 1, 2008, Pages 211-233
Nabil Fahmy Abd El Hakim; Tartiel El-Sayed Mohamed Badawy