Volume 25, Issue 2, July 2017, Pages 13-24
Safaa M George; Heba A Yassa; Hassan A. Hussein; Abeer M. El Refaiy
Volume 22, Issue 2, July 2014, Pages 53-72
Heba Yassa; Safaa George; Doaa A. Yones
Volume 19, Issue 2, July 2011, Pages 27-42
Safaa M. George; Heba A. Yassa; Hassan A. Hussein