A. Aspandi, S. Sopandi, R. Imanulhaq, and R. Alsaadi, “The Ijāzah as an Infrastructure of Scholarly Authority: The Legitimation of ʿUlamāʾ within the Haramayn–Nusantara Network (18th–19th Centuries)”, arba, vol. 2, no. 4, pp. 337–355, Oct. 2026, doi: 10.64691/2yertm90.