Volume 48, Issue 1, December 2019, Pages 335-358
Elsayed A. Elsheikh; Mohamed S. Mostafa; Nader A. Fanous; Heba Allah Adem
Volume 48, Issue 1, December 2019, Pages 359-385
Tarek M. A. Hamza; Nader A. Fanous; Mahmoud A. M. Amin