KAVAKCI, Yusuf Ziya. The Importance of ’llm al Khilaf to North America. American Journal of Islam and Society, USA, v. 8, n. 3, p. 579–581, 1991. DOI: 10.35632/ajis.v8i3.2619. Disponível em: https://mail.ajis.org/index.php/ajiss/article/view/2619. Acesso em: 19 apr. 2025.