1. Agrawal, J., & Sahota, P. (2020). Brahmavihara meditation & its potential benefits for a harmonious workplace. https://doi.org/10.31231/osf.io/unksp.
2. Bass, B. M. (2006). Transformational leadership. Psychology Press.
3. Bass, B. M., & Avolio, B. J. (1997). Full range leadership development: Manual for the mu questionnaire. Mind Garden.
4. Bass, B. M., & Avolio, B. J. (2007). The Bass handbook of leadership: Theory, research, and managerial applications. Simon and Schuster.
5. Benjathikul, B. (2021). Leadership of Thai organization in VUCA age among epidemic management. Journal of Legal, Ethical and Regulatory Issues, 24(Special Issue 1), 1–7