Volume 43, Issue 3, September 2018, Pages 34-43
Hesham Omar Helaly; Mohamed Mahmoud Awad; Ibrahim Ibrahim El-Sharkawy; Ahmed Mohamed Hamed Kandel
Volume 39, Issue 2, June 2014, Pages 22-35
Mohamed Elsharkawy; Hossam S.S. AbdelMeguid; Ibrahim Ibrahim El-Sharkawy; Lotfy Rabie
Volume 24, Issue 4, December 1999, Pages 1-13
Helmy El-Sayed Ibrahim Gad; Ahmed Mohamed Hamed Kandel; Ibrahim Ibrahim Ali El-Sharkawy