BÆK SIMONSEN, Jørgen. Hugh Kennedy: The early Abbasid Caliphate. A political History. London, Croom Helm, 1981. 238 sider. £ 14.95. Historisk Tidsskrift, [S. l.], v. 14, 1983. Disponível em: https://tidsskrift.dk/historisktidsskrift/article/view/52506. Acesso em: 5 dec. 2025.