Luangprapat, W., K. Pungprawat, and C. Chaiyachit. “Enhancing Citizen Engagement in Public Service Delivery”. King Prajadhipok’s Institute Journal, vol. 21, no. 3, Jan. 2024, pp. 72-101, https://so06.tci-thaijo.org/index.php/kpi_journal/article/view/263506.