RAHMAT JUSTAN; MARGIONO, Margiono; ABDUL AZIZ; BAHAKING RAMA. Biografi Umar Bin Khattab: Pelantikan dan Kebijakan Politik Selama Pemerintahan Sampai Wafat. ULIL ALBAB : Jurnal Ilmiah Multidisiplin, [S. l.], v. 3, n. 2, p. 235–240, 2024. DOI: 10.56799/jim.v3i2.2741. Disponível em: https://al-haramjournal.co.id/JIM/article/view/2741. Acesso em: 6 aug. 2026.