Volume 47, Issue 2, September 2019, Pages 139-170
Shima El_Telawy; Ahmed M. Al-Atik; Mustafa H. Ragab; Saleh Suleiman
Volume 45, Issue 2, March 2019, Pages 85-117
Hussein A. Hussein; Mustafa I. Awad; Mustafa H. Ragab; Ferial A. Abdelkader; Ahmed A. Ahmed