“Jadual Keempat Perjanjian Persekutuan Tanah Melayu 1957: Intipati Dan Kepentingannya Kepada Kedah: The Fourth Schedule of the Federation of Malaya Agreement 1957: Its Essence and Importance to Kedah”. Law, Policy, and Social Science, vol. 5, no. 1, Oct. 2026, pp. 158-69, https://doi.org/10.55265/lpsjournal.v5i1.155.