Volume 29, Issue 2, December 2006, Pages 224-235
Ahmed Ismail; K. I. Saleh; M. A. Ibrahim; S. Khalaf
Volume 27, Issue 1, June 2004, Pages 53-62
Ahmed Ismail; K. I. Saleh; S. Khalaf
Volume 26, Issue 2, December 2003, Pages 109-117
A. E. Aboutaleb; E. M. Samy; Ahmed Ismail; M. Amin
Volume 21, Issue 2, December 1998, Pages 229-236
Mohammed G. Abd El-Mohsen; Ahmed Ismail