Ku Hasnan Ku Halim, and Iskandar Hasan Tan Abdullah. “The Heritage of Administrative Politics Model of Traditional Malay Kingdom and Modern Malaysia Government”. Human Sustainability Procedia, vol. 4, no. 2, Dec. 2024, pp. 87-95, https://penerbit.uthm.edu.my/periodicals/index.php/hsp/article/view/18366.