Ali, Ismail and Abdullah, Mohd Firdaus (2024) The Homo Sapiens Seafarer Diaspora in the Southeast Asian Archipelago: Traversing Transoceanic Waters from the Mesolithic to the Neolithic Era. Journal of International Studies (JIS), 20 (2). pp. 95-117. ISSN 1823-691X

Ali, Ismail and Abdullah, Mohd Firdaus (2024) Tracing the Heritage and Civilization of Austronesian Seafarers Across Waters, Seas and Oceans in the Southeast Asian Archipelago. Applied History Journal of Merong Mahawangsa (AHJMM), 2. pp. 41-55. ISSN 3009-0547

Mohd Daud, Muhamad Shahrun Aiman and Abdullah, Mohd Firdaus and Mohd Noor, Arba’iyah and Mohamed Hassan, Noraini and Abd Wahab, Norazilawati (2024) Livestock Production in Kedah, Malaya (1909–1940): The Key to Achieving Food Security, Economic Growth, and Responsible Consumption under the British. Journal of International Studies (JIS), 20 (1). pp. 53-82. ISSN 1823-691X

Abdullah, Mohd Firdaus and Mohd Noor, Arba'iyah and Mat Enh, Azlizan (2023) Hydrological Legacies of Colonialism: Examining Water Systems in Perlis, Malaya (1909–1950). Journal of International Studies (JIS), 19 (2). pp. 215-243. ISSN 1823-691X