Kim, DaYun, and ChangGoo Heo. 2019. “The Effect of Smartphone Use During off-Job Time on Emotional Exhaustion and Job Engagement: Mediating Effect of Work-Related Rumination and Moderating Effect of Segmentation Preference”. Korean Journal of Industrial and Organizational Psychology 32 (2):215-40. https://doi.org/10.24230/kjiop.v32i2.215-240.