Volume 21, Issue 1, January 2022, Pages 23-33
H. Ahmed; S. Gad; A. El Sherif; E El- Hadidy
Volume 16, Issue 1, January 2017, Pages 1-10
S. Gad; M. Sergany
Volume 16, Issue 1, January 2017, Pages 30-38
A. El- Sherif; A. Abdel- Hady; S. Gad; Mayada Hefny
Volume 14, Issue 1, January 2015, Pages 10-21
A. El-Sherif; S. Gad; A. Khalil; Rabab El-Mohamedy
Volume 13, Issue 1, July 2014, Pages 44-53
A. El-Sherif; S. Gad; S. Saadoon
Volume 13, Issue 2, July 2014, Pages 67-80
A. El-Sherif; A. Nour El-Deen; S. Gad; H. El-Nahas