AFSAR, T. أسباب الاختلاف فی المراد باالأحرف السبعۃ. The Islamic Culture "As-Saqafat-ul Islamia" الثقافة الإسلامية - Research Journal - Sheikh Zayed Islamic Centre, University of Karachi, [S. l.], n. 23, 2018. Disponível em: http://theislamicculture.com/index.php/tis/article/view/204. Acesso em: 19 apr. 2026.