Keawboonruang, Nuntira. 2024. “Problems of the Teaching and Learning Management of the Pre-Service Teachers at Thailand National Sports University, Si Sa Ket Campus during the COVID-19 Pandemic”. Journal of Graduate School, Pitchayatat, Ubon Ratchathani Rajabhat University 19 (3):13-21. https://so02.tci-thaijo.org/index.php/Pitchayatat/article/view/268642.