Yurachai, Sumrej, Jirawat Waroonroj, and and Suntorn Chamarat. 2017. “The Development of Participatory Supervision in Small-Sized Schools under the KhonKaen Office of Primary Educational Service Area 1”. Dhammathas Academic Journal 17 (3):39-48. https://so06.tci-thaijo.org/index.php/dhammathas/article/view/87406.