Volume 45, Issue 3, September 2020, Pages 21-32
Mohamed Elsayed Hussen; Mohamed Gar Alalam; Hisham Khalil El-Etriby
Volume 42, Issue 3, September 2017, Pages 7-12
Mahmoud Abd El-shafy Elsheikh; Hany Samir Guirguis; Abd EL-rahman Fathy Amer