Volume 24, Issue 1, January 2018, Pages 9-18
Ezz El-Din M El Shiekh; Gamal A Abdel-Maksoud; Hassan A Wahba; Ibrahim M Saber
Volume 20, Issue 5, September and October 2014, Pages 1-12
Alaa El-Din El-Feky; Ezz El-Din El Shiekh; Hassan Wahba
Volume 20, Issue 4, July and August 2014, Pages 1-9
Alaa El-Feky; Ezz El-Din M El Shiekh; Hassan Wahba; Ahmed El Aassar