GHAFOOR HASAN, Q. . The Fifth Epistle of Sheikh Muhammad Othman Siraj al-Din al-Naqshbandi - may God have mercy on him -- Doctrinal Analytical Study. Zanco Journal of Human Sciences, [S. l.], v. 27, n. 5, p. 206–217, 2023. DOI: 10.21271/zjhs.27.5.12. Disponível em: https://zancojournal.su.edu.krd/index.php/JAHS/article/view/847. Acesso em: 3 jul. 2024.