Burian, P. E., Burian, P. S., Maffei III, F. S. and Pieffer, M. A. (2013) “Principles Driven Leadership: Thoughts, Observations And Conceptual Model”, International Journal of Management & Information Systems (IJMIS), 18(1), pp. 1–10. doi: 10.19030/ijmis.v18i1.8333.