Chupu, T., Wangukkarangkul, A. and Chaturat , W. (2026) “Policy Politics and Collaborative Governance in Driving the Senior Citizen Card Project: A Case Study of Koh Samui Municipality”, School of Administrative Studies Academic Journal, 9(3), pp. 55–76. available at: https://so05.tci-thaijo.org/index.php/SASAJ/article/view/285205 (accessed: 11 October 2026).