Noreen, S., Q. A. Nisar, S. Haider, and T. F. Yean. “Role of Leaders’ Emotional Labor Toward Leader’s Job Satisfaction and Emotional Exhaustion: Moderating Role of Psychological Capital”. Gadjah Mada International Journal of Business, Vol. 23, no. 1, Feb. 2021, pp. 36-54, https://jurnal.ugm.ac.id/v3/gamaijb/article/view/15743.