Dangtongdee, Chanintorn, and Chonmanee Silanookit. “The Relationship Between Emotional Intelligence of School Administrators and Teacher’s Happiness at Work Under the Secondary Educational Service Area Officer Bangkok 1”. Legal State Journal 3, no. 2 (May 30, 2025): 36–45. accessed July 16, 2025. https://so19.tci-thaijo.org/index.php/LSJ/article/view/879.