Dusita Sirisakpanich. “The Study of Challenges and Issues of Blended Learning in High School Education During the Covid 19 Period: A Focus Group Discussion”. Turkish Journal of Computer and Mathematics Education (TURCOMAT) 13, no. 1 (January 30, 2022): 296–307. Accessed May 5, 2024. https://turcomat.org/index.php/turkbilmat/article/view/12056.