Volume 34, Issue 2, June 2009, Pages 1-7
Hamdy Ahmed Abdullah Ebraheem
Volume 34, Issue 2, June 2009, Pages 24-32
Hamdy Ahmed Abdullah Ebraheem
Volume 34, Issue 2, June 2009, Pages 51-62
Adel Mohammed El-Hadidy; Monuir Hassan; Hamdy Ahmed Ebraheem