YASEEN, N. Class of merchants in the Abbasid era. Adab Al-Rafidayn, [S. l.], v. 22, n. 23, p. 305–320, 1992. DOI: 10.33899/radab.1992.165125. Disponível em: https://edusj.uomosul.edu.iq/index.php/radab/article/view/34089. Acesso em: 10 sep. 2025.