Volume 34, Issue 3, August 2018, Pages 267-278
Ashraf A. Abd El-Tawab; Mohamed G. Aggour; Fatma I. El- Hofy; Marwa M. Y. El- Mesalami
Volume 31, Issue 2, December 2016, Pages 158-164
Abd El Tawab A. A.; Ammar A. M.; Marwa I. Abd El-Hamid; Enas N. El-Dessouky