Abdullah @ Zakaria, Ahmad Farhan, and Zaidin Mohd Noor. “Transformasi Geopolitik Perak: Dinamika Persempadanan Dari Era Kesultanan Ke Pascamerdeka”. Munsyi Jurnal Pengajian Sejarah 2, no. 2 (December 23, 2024): 39–59. Accessed January 4, 2025. https://ojs.upsi.edu.my/index.php/MUNSYI/article/view/10801.