Volume 25, Issue 4, July 2019, Pages 539-547
Alaa El-Din Mohamed El-Feky; Magdy Kamel Abdelmaksod; Said Abdel-Monem Mohamed; Ramadhan Yousuf Ramadhan Abd Aldaem
Volume 20, Issue 5, September and October 2014, Pages 1-12
Alaa El-Din El-Feky; Ezz El-Din El Shiekh; Hassan Wahba
Volume 20, Issue 4, July and August 2014, Pages 1-10
Alaa El-Din El-Feky; Mohamed Mubashir; Badr Eldin mostafa; Yasser fouad