Ahmed, Alamin Mohammed Adam, Magbola AbdAljabar Hissin Abdallah, Murtda Yagoup Abdalla Essa, and Musa Salih Omer Mohamed. “Mediating Effects of Perceived Service Quality in Relationship Between Perceived Management Information System and Competitive Advantage in Telecommunication Sector, South Darfur State- Sudan”. Journal of Economic, Administrative and Legal Sciences 6, no. 16 (June 28, 2022): 24–42. Accessed December 20, 2025. https://www.ajsrp.ojsexpert.com/index.php/jeals/article/view/5197.