Kim, Sungwon, and Jiyoung Lee. “The Mediating Effects of Ego Resilience on the Relationship Between Professionalism Perception and Technostress of Early Childhood Teachers”. International Journal of Learning, Teaching and Educational Research 20, no. 4 (April 30, 2021): 245–264. Accessed April 30, 2026. https://ijlter.net/index.php/ijlter/article/view/125.