Volume 28, Issue 2, June 2003, Pages 1-16
H. El-Desouki; Amany El-Zonkoly; G. Aly
Volume 27, Issue 4, December 2002, Pages 27-33
S. EL Safty; H. El-Desouki; M. A. El Gelil
Volume 22, Issue 1, March 1997, Pages 1-13
H. El-Desouki