Hazrat Umar ibn Al‑Khattab (RA): His Life, Leadership, and Legacy. International Research Journal of Management and Social Sciences, [S. l.], v. 5, n. 3, p. 697–704, 2024. Disponível em: https://irjmss.com/index.php/irjmss/article/view/476.. Acesso em: 27 feb. 2026.