Volume 42, Issue 2, December 2014, Pages 187-196
Somaya Mohamed; Shadia Abd-El-Aziz; Azza Naffa
Volume 40, Issue 1, June 2012, Pages 13-28
Seham Ragab; Azza Naffa; Emad El-Din Mahmoud
Volume 40, Issue 1, June 2012, Pages 29-40
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