ISMAIL, A. G.; JAAFAR, A. B. Tax Rate and its Determinants: An Opinion from Ibn Khaldun. İbn Haldun Çalışmaları Dergisi, [S. l.], v. 2, n. 1, p. 21–40, 2017. DOI: 10.36657/ihcd.2017.18. Disponível em: https://journal.ihu.edu.tr/index.php/ihu1/article/view/31. Acesso em: 25 kas. 2024.