ubalee, chuwong . (2020) “Management problem in border area: Case study border area local government in Chanthaburi”, King Prajadhipok’s Institute Journal, 14(1), pp. 26–49. Available at: https://so06.tci-thaijo.org/index.php/kpi_journal/article/view/244155 (Accessed: 10 August 2022).