Kulophas D, Kim M. How “Thailand 4.0” principals applied leadership and technology towards teacher learning: Three case studies. kasetsart J. Soc. Sci. [internet]. 2020 Dec. 1 [cited 2026 Oct. 9];41(3):620–625. available from: https://so04.tci-thaijo.org/index.php/kjss/article/view/247655