Park , GeonWoo, MyoungSo Kim, and YoungSeok Han. “Exploration of Predictive Variables of Emotional Labor in Subordinate Roles and Verification of the Relations Model Between Emotional Labor and Burnout”. Korean Journal of Industrial and Organizational Psychology 27, no. 1 (February 28, 2014): 267–290. Accessed June 13, 2021. https://journal.ksiop.or.kr/index.php/KJIOP/article/view/213.