Volume 52, Issue 4, October 2019, Pages 15-20
Hesham Ahmed Yousef
Volume 52, Issue 4, October 2019, Pages 190-196
Gehad Mohamed Saleh; Hesham Ahmed Yousef; Mohamed El-Sayed Mitwalli; Ali H. El farrash
Volume 52, Issue 2, April 2019, Pages 132-141
Korany Korany; Hesham Yousef