Volume 38, Issue 1, 2018, Pages 107-122
Kamal Shaltout; Ahmed El-Din; Ragab El-Fahar; Hany Beshara
Volume 26, Issue 1, 2006, Pages 89-103
Salwa Badr
Volume 25, Issue 1, 2005, Pages 15-46
Kamal Shaltout; Loutfy Hassan; Emad Farahat