meechan, suthikarn. “Voting Behavior and Attitude Toward Vote-Buying in a Northeastern Area: Case Study in Maha Sarakham”. King Prajadhipok’s Institute Journal 11, no. 3 (September 9, 2020): 110–128. Accessed April 20, 2024. https://so06.tci-thaijo.org/index.php/kpi_journal/article/view/244338.