Volume 6, Issue 1, January 2019, Pages 1-8
Ahmed AbdelHamed; Medhat A. Tawfik; Arabi Keshk
Volume 2, Issue 1, June 2009, Pages 1-16
Mahmoud Riad Mahmoud; Mohamed Sayed Ali Othman; Ramadan Abd Elhamed Zean El-Deen; Abd Al-azeem Mohamed Abd Al-azeem