Volume 28, Issue 3, July 2005, Pages 213-218
Mahmoud Shaker Nasr
Volume 28, Issue 2, April 2005, Pages 169-177
Z. M. Salem; M. M. Khater; S. A. Kalilah; S. A. Mahmoud
Volume 24, Issue 4, October 2001, Pages 143-158
T.S. Radwa; S.A. Mahmoud; Z.M. El-Barbary