Volume 40, Issue 5, December 2015, Pages 22-31
Haider Abd El-Hussein Al sultan; Ahmed Sultan; Hamed R. El-Tahan
Volume 37, Issue 2, June 2012, Pages 67-83
Sabry Ragab; Ahmed Abd El-Razik Ahmed Sultan; L. H. Rabee; Mohammed Ahmed Ali El-Naggar
Volume 37, Issue 1, March 2012, Pages 1-12
Ahmed A. Daayah; Ahmed A. Sultan; L. Rabee; Ali Elbouz
Volume 27, Issue 2, June 2002, Pages 60-72
Ahmed Abd El-Razek Ahmed Sultan