ภิรมย์ไกรภักดิ์ ไศลโสภิน. 2019. “Human Rights and Perception Process of the Local Ordinance Act B.E. 2542 in Chaiyaphum Province”. Mahamakut Graduate School Journal 16 (1):204-17. https://so04.tci-thaijo.org/index.php/mgsj/article/view/177182.