Volume 29, Issue 1, January 2012, Pages 307-320
A.E. El-Raie; Y.A. Bader; H.E. Hassan; R. Khamis
Volume 29, Issue 1, January 2012, Pages 321-340
A.E. El-Raie; Y.A. Bader; H.E. Hassan; R. Khamis
Volume 28, Issue 2, April 2011, Pages 266-281
A.E. El-Raie; Y. A. Bader; H. E. Hassan; R. K. Ibrahim