Pages 18-26
Nihal Fayez Fahmy Gomaa Areed; Salah S. A. Obayya; Hamdi Ahmed Ahmed El-Mekati
Pages 27-33
Atef A. Ibrahim; Hamed A. El-Simary; Amen M. Nassar
Pages 34-44
Hossam El Din Moustafa; Sameh Rehan