Volume 17, Issue 1, January and February 2013, Pages 1-12
Dalia Sabri; Tarik Rabie; Ashraf Ahmed; Saad Zakaria; Jean- Bourdineaud
Volume 16, Issue 2, May and June 2012, Pages 99-105
Rafat Khattab; Ali Gaballa; Saad Zakaria; Ibrahim Sallam; Abdullah Ali