Prasertsilp, Sakunkan. “The Development of Admintrative Document Management of Bankudclone School Under the Offices of Chaiyaphum Educational Service Area 2”. Journal of Graduate MCU KhonKaen Campus 12, no. 3 (September 30, 2025): 508–519. accessed September 1, 2026. https://so02.tci-thaijo.org/index.php/jg-mcukk/article/view/277934.