Boyatzis, R.E., Good, D. & Massa, R. (2012). Emotional, social, and cognitive intelligence and personality as predictors of sales leadership performance. Journal of Leadership and Organizational Studies 19(2): 191-201.
Dinh, J.E., Lord, R.C., Gardner, W.L., et al (2013). Leadership theory and research in the new millennium. The Leadership Quarterly 2013: http://dx.doi.org/10.1016/j.leaqua.2013.11.005
Flinsch-Rodriguez, P. (2017). Contingency management theory. Business.com. Retrieved online: http://www.business.com/articles/contingency-management-theory/
House, R., Javidan, M., Hanges, P. & Dorfman, P. (2002). Understanding cultures and implicit leadership theories across the globe. Journal of World Business 37(2002): 3-10.
Kayworth, T.R. & Leidner, D.E. (2015). Leadership effectiveness in global virtual teams. Journal of Management Systems 18(3): 7-40.
Otley, D. (2016). The contingency theory of management accounting and control. Management Accounting Research (2016): http://doi.org/10.1016/S1090-9516(01)00069-4.