Volume 2, Issue 1, June 2009, Pages 23-36
Nehad M. El-Barkey; A. E. Amer; Mervet A. Kandeel
Volume 2, Issue 1, June 2009, Pages 103-116
Hassan F. Dahi; Yasser A. El-Sayed; Nehad M. El-Barkey2 El-Barkey; Mona F. Abd-El Aziz
Volume 1, Issue 2, December 2008, Pages 71-84
Nehad M. El-Barkey; Ahmed M. Kamal