“Letters from Sultan Ibrahim 1785-1794: Selangor Political and Economic Reflections at the End of 18th Century: (Warkah Sultan Ibrahim 1785-1794: Cerminan Politik dan Ekonomi Selangor pada Hujung Abad ke-18)” (2019) Melayu: Jurnal Antarabangsa Dunia Melayu, 12(2), pp. 181–205. Available at: https://dev.dbp.my/index.php/Melayu/article/view/4342 (Accessed: 11 June 2026).