Volume 27, Issue 1, March 2019, Pages 135-146
Shaimaa B.Y. Elsayed; A. A. Abdel-Aziz; K F. El-Bagoury; M. M. Moustafa
Volume 17, Issue 1, March 2009, Pages 65-80
Volume 15, Issue 1, March 2007, Pages 157-166
I M El-Metwally; Omaima M Hafez