KHAN, M. A. Public Finance in Islam . Islamic Studies, [S. l.], v. 40, n. 2, p. 227–256, 2001. DOI: 10.52541/isiri.v40i2.5290. Disponível em: http://irigs.iiu.edu.pk:64447/ojs/index.php/islamicstudies/article/view/5290. Acesso em: 6 dec. 2025.