Fahima Ali Hasan Alnagar, Mansur Ennuri Moftah Shmela, Abdulrhman Mohamed Salah Alrtib, Fathia mahmoud Mohammad Ashour, Amal Omar Elarif Buker, Anwar Mustafa Abdalhadi Abdalmula (1-2018)
International Journal of Scientific Research and Management (IJSRM), 6(2), pp. 27-36.
Anwar Mustafa Abdalhadi Abdalmula, Fahima Ali Hasan Alnagar, Amal Omar Elarif Buker, Fathia mahmoud Mohammad Ashour, Mansur Ennuri Moftah Shmela (1-2018)