Volume 12, Issue 1, April 2014, Pages 111-126
Michel Fahmy Saad; Shawky Mahmoud; Mohammed Abu El-Magd; Rasha Alsaed Alwakeel
Volume 1, Issue 1, August 2003, Pages 41-54
Khaled Kahilo; Shawky Mahmoud; Azza M. El-Kattawy