Mohammed, Daad Mohammed Hamid; Hamad, Mohammed Hayder Mustafa; Ahmed, Nada Mahjoub Osman; Al-Tahir, Nuha Hashim Ahmed(Sudan University of Science and Technology, 2014-09-10)
Khairi, Duaa Alamin Hassan; Sir Elkhatim, Niazy Hussein; Osman, Nuha AbdElmageed AbdEljaleel; Ahmed, Zekryiat Mohammed Almoutasim(Sudan University of Science and Technology, 2014-09-10)