Odaka, T., and D. Misaki. “A Proposal for the Stress Assessment of Online Education Based on the Use of a Wearable Device”. Journal of Research and Applications in Mechanical Engineering 9, no. 2 (May 28, 2021): JRAME–21. Accessed May 9, 2024. https://ph01.tci-thaijo.org/index.php/jrame/article/view/243614.