Sornpipatpong, Khemika, and Donsak Tsailexthim. “A Study of Factor and Indicators of School Administrators’ Competency in the BANI World Era Under the Secondary Educational Service Area Office Bangkok 2”. Journal of Research and Curriculum Development 15, no. 2 (December 31, 2025): 34–46. accessed September 11, 2026. https://so03.tci-thaijo.org/index.php/jrcd/article/view/290651.