Volume 49, Issue 1, January 2020, Pages 15-32
Nageh Mabrouk Gabr; Ibrahim Hassan Mohammed
Volume 49, Issue 1, January 2020, Pages 161-174
Mahmoud Mohamed Abou El-Makarem; Abd El-Aziz Abd El-Rahman El-Nokaly; Sayed Farouk Mohamed; Ibrahim Hassan Mohammed; Ahmed Mahrous Ahmed Ibrahim