SIEGEL, U. Frühabbasidische Residenzbauten des Kalifen Ha¯ru¯n ar-Rašîd in ar- Raqqa/ar-Ra¯fiqa (Syrien). Madrider Mitteilungen, [S. l.], v. 50, p. 483–502, 2020. DOI: 10.34780/u580-tf2s. Disponível em: https://publications.dainst.org/journals/mm/article/view/2679. Acesso em: 2 mai. 2024.