Volume 10, Issue 1, April 2012, Pages 137-147
Hala, A. Salem; Hanaa, A. A. Ghoniem
Volume 9, Issue 1, April 2011, Pages 211-228
T.M. Elshemey
Volume 9, Issue 1, April 2011, Pages 229-247
Yasser M. A. Ghanem