AHMAD, Z. WAQF AS AN INSTRUMENT OF PERPETUITY—AN ASSESSMENT. Islamic Studies, [S. l.], v. 26, n. 02, p. 123–142, 1987. DOI: 10.52541/isiri.v26i02.5517. Disponível em: http://irigs.iiu.edu.pk:64447/ojs/index.php/islamicstudies/article/view/5517. Acesso em: 6 dec. 2025.