Volume 20, Issue 2, July 2021, Pages 140-158
D. Ibrahim; H. Metwaly; Atef El-Sagheer
Volume 15, Issue 1, January 2016, Pages 79-94
Samaa Shawky; Ahlam Al-Ghonaimy; Eman Hammad
Volume 13, Issue 1, July 2014, Pages 203-218
A. Khalil; Samaa Shawky