Volume 22, Issue 1, March 2013, Pages 4-5
I.A. Radwan; W.H. Hassan; E.A Nasr; A. H. Abed
Volume 19, Issue 2, March 2009, Pages 53-61
F.R. El-Seedy; W.H. Hassan; Hala A. El-Newery; Mona, M. Husien
Volume 17, Issue 1, March 2007, Pages 50-55
A.K. Ibrahim; F.R. El-Seedy; W.H. Hassan