Ahmed, Raja Abdallah Bakhit; Supervisor, - Nafie A. Almuslet; Co - Supervisor, - Shaza Mohamed Yousif(Sudan University of Science and Technology, 2014-10-05)
MAHMOUD, MONA OMER ABDELAZIZ; Supervisor, - Nafie A. Almuslet; Co - Supervisor, - Shaza M. Yousif(Sudan University of Science and Technology, 2011-04-08)