Badreldin, Mustafa Mohammed; Supervisor, -Younis Ahmed Abuaisha; Co-Supervisor, -Khalid Mohamed Haroun(Sudan University of Science and Technology, 2019-04-25)
Taher, Ahmed Abubaker Mohamed; Supervisor, -AbulMoneim. M. Awadelgied; Co-Supervisor, -SohadSaadElwakeel(Sudan University of Science and Technology, 2019-07-30)