Rizka, N. A., and T. H. Handoko. “The Influence of CEOs’ Hubris on Firms’ Performance in Indonesia: The Moderating Effects of CEOs’ Power and Board Vigilance”. Gadjah Mada International Journal of Business, Vol. 22, no. 2, Oct. 2020, pp. 199-31, https://jurnal.ugm.ac.id/v3/gamaijb/article/view/15733.