Volume 47, Issue 1, April 2020, Pages 1-14
Eltohamy Ali Ahmed Yousef; Mohamed Ahmed Elsadek
Volume 47, Issue 1, April 2020, Pages 41-56
Ahmed Nazmy
Volume 47, Issue 1, April 2020, Pages 81-92
Essam Yosef Abdul-Hafeez; Yassin Soliman; Alaa Elsayed