Muhamad Hanefa, Muhamad Hanafi, and Ahmad Zainudin Husin. “Peranan Sultan Haji Ahmad Shah Al – Musta’in Billah, Pahang Dalam Usaha Normalisasi Hubungan Brunei – Malaysia 1977 – 1980”. EDUCATUM Journal of Social Sciences, vol. 11, no. 2, Aug. 2025, pp. 58-68, https://doi.org/10.37134/ejoss.vol11.2.5.2025.