Volume 40, Issue 1, March 2021, Pages 119-124
youssef yassein elgazar; Mohamed Ghanem; Yassein M. Abdel-Raof; Mahmoud Helal
Volume 28, Issue 2, June 2015, Pages 263-272
Prof Mohamed Ghanem; Hayat Fayed; Abdel-Raof Y. M.; El-Attar H. M.; Al-Akraa A. M.