“THE EVOLUATION OF THE CALIPHATE IN THE LIGHT OF THE QURAN AND HADITH : A SPECIALIZED STUDY ” (2025) International Research Journal of Islamic Culture and Communication (IRJICC), 3(4), صص 1–14. قابل دسترس در: https://irjicc.com/index.php/irjicc/article/view/45 (دسترسی: 11 فوریه 2026).