Volume 7, Issue 1, May 2009, Pages 288-313
Mohamed Marzok; Shaaban Gadallah; Sabry El-Khodery; Maysa Anwar
Volume 6, Issue 1, April 2008, Pages 132-145
RE Abdel-Wahed; I Abo-Ghanema; SR Nouh; AA Kenawy; MM Kassem