Volume 16, Issue 2, September 2008, Pages 359-375
Abou-Kerisha M.A.; R.A Gadallah; E.E.A. Mohamdain
Volume 16, Issue 1, March 2008, Pages 71-83
Nawar F.R.R.
Volume 13, Issue 3, September 2005, Pages 771-791
; A.A Zohry Sherif, Sahar A.; Ibrahim Sahar T.