Volume 46, Issue 2, December 2018, Pages 131-155
Farag F. Mohamed; Mohamed B. Taha; Said M. Kamel; Ahmed G. Mohamed
Volume 43, Issue 1, December 2015, Pages 101-112
Mohsen Amin; Said Fawaz
Volume 40, Issue 2, December 2012, Pages 27-38
Saber Morsy