Volume 5, Issue 1, March 2017, Pages 24-30
Ahmed Osman Mahgoub; Elamin Abdelgadir
Volume 4, Issue 3, September 2016, Pages 117-121
Mohamed Hassanein; Alaaeldin Bashier; Elamin Abdelgadir; Maryam Al Saeed; Fatheya Alawadi; Azza Khalifa