Pages 1-16
Hamed M. Khattab; Mahmoud A. Tantawy; Ahmed A. Hawish; Eslam H. Mahmoud
Pages 54-58
Ahmed A. Elgibaly; Mohamed S. Farhat; Hisham Nasr El Din; Wael A. F. Ahmed
Pages 64-74
Nabih Abd El Hady; Taha Moawad M. Moawad; Hisham Bahaa; Mohamed Hassan