Palapol T, Phoojomjit P. The Guidelines for Development of Academic Administration under the Spread of the Corona Virus Infection the Spread of the Corona virus infection 2019 (COVID-19) of Small Schools under Office of Kalasin Primary Educational Service Area 2. JDSC [internet]. 2023 Dec. 28 [cited 2026 Sep. 2];10(3):139-56. available from: https://so03.tci-thaijo.org/index.php/rdirmu/article/view/266148