Pages 1-17
A. Bayoumy; Wahid Ali; Mahmoud El-Meligy
Pages 1-7
Ali M. El-Tamaly; A. L. Alolah; R. M. Hamouda
Pages 8-17
M. M. Helal; Sabry Fouad Saraya; S. El-Taweel
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