Dr. Safwan Mahyoub Galib Amir و Dr. Eissa Mohammed Ali Saleh, "Roots of Tribalism and its Effects on Civilizational Stability: The Case of Kassala State, Sudan, 2022/2023", aajsr, م 2, عدد 3, ص 52–65, 2024, تاريخ الوصول: 22 ديسمبر، 2024. [مباشر على الإنترنت]. موجود في: https://aajsr.com/index.php/aajsr/article/view/169