Volume 45, Issue 3, September 2020, Pages 21-32
Mohamed Elsayed Hussen; Mohamed Gar Alalam; Hisham Khalil El-Etriby
Volume 36, Issue 2, June 2011, Pages 1-5
I. G. Rashed; A. Al-Sarawy; M. El-Halwany; B. Abd El-Rahman