Bilal, Dalia Mohammed Ali; Supervisor, -Mohamed Mohamed Omer Mohamed Yousef; Co-Supervisor, -Ahmed Almustafa(Sudan University of Science and Technology, 2018-10-05)
Ibrahim, Amna Mohammed Ahmed; Supervisor, -Caroleen Edward Ayad; Co-Supervisor, -Mohamed Elfadil Mohamed(Sudan University of Science and Technology, 2017-09-12)