สวัสดิ์มาก พ. (2019) “Political participation of people in Chachoengsao Municipality, Chachoengsao Province”, Rajapark Journal. Bangkok, Thailand, 11(23), pp. 157–164. available at: https://so05.tci-thaijo.org/index.php/RJPJ/article/view/171930 (accessed: 28 September 2026).