SULTAN MOHSEN SALAM, `Abdulnasser. المفهوم التوحيدي لقداسة الكعبة وللحج. Afkar: Jurnal Akidah & Pemikiran Islam, [S. l.], v. 13, n. 1, p. 97–124, 2012. Disponível em: https://ejournal.um.edu.my/index.php/afkar/article/view/5765. Acesso em: 10 aug. 2022.