Limtrkul, Nopporn, and Sittichai Sonsupee. 2024. “Guideline for Developing Digital Citizenship of Teachers Under Nongkhai Primary Education Service Area Office 2”. Journal of Graduate MCU KhonKaen Campus 11 (1):266-78. https://so02.tci-thaijo.org/index.php/jg-mcukk/article/view/264382.