Volume 27, Issue 2, December 2020, Pages 161-167
Ahmed Megawer; Gamal Hassan; Arafa Meshref; Hala Elnewery
Volume 23, Issue 2, December 2016, Pages 133-142
A. M. El-Kholy; A. M. S. Meshref; A. A. El-Gedawy; R. M. Esam