Nimbute, S., and P. Plodmanee. “Effectiveness of Stress Management Program for Grade 12 Students at Kasetsart University Laboratory School”. The Periodical of Behavioral Science, vol. 29, no. 1, Jan. 2023, pp. 58-75, https://so06.tci-thaijo.org/index.php/BSRI/article/view/258439.