Volume 15, Issue 2, July 2019, Pages 168-188
Sakina Elsayed Ibrahim; Sahar Hamdy Elsayed; Fatma G. Metwally
Volume 9, Issue 2, 2013, Pages 145-161
Heba Mohamed Abdou; Neamat Mohamed El-sayed; Maha Abdeen Abdeen; Fatma Gouda Metwally