Volume 21, Issue 2, September 2017, Pages 199-205
ashraf abd elfattah elmokadem; Osama Abo Elenien; Mohamed Nour
Volume 19, Issue 1, March 2015, Pages 42-58
Osama Abo Elenien; Ghada Elrayies; Solava Abbas Mostafa Hetimy
Volume 19, Issue 1, March 2015, Pages 72-81
Osama Abo Elenien; Marwa Moustafa Ahmed; Naglaa Megahed; Asmaa Mohamed Hassan