Volume 40, Issue 6, December 2015, Pages 83-99
Ahmed A. Al-Nimer; Mohamed Gad; Enas Hussein
Volume 29, Issue 2, June 2004, Pages 33-52
Mohamed I. M. Gad
Volume 28, Issue 3, September 2003, Pages 102-120
Mohamed I.M. Gad; Tarek Saafan