Gadeen, Inaam Moustafa. “The Role of Tacit Knowledge on Service Quality – An Applied Study on the Faisal Islamic Bank of Sudan –”. Journal of Economic, Administrative and Legal Sciences 5, no. 20 (October 30, 2021): 134–120. Accessed January 16, 2026. https://journals.ajsrp.com/index.php/jeals/article/view/4319.