1. Accenture (2007): Strengthening the critical core. Tapping the potential of middle managers to achieve high performance, www.accenture.com .
2. Battilana, J./ Casciaro, T. (2013): The Network Secrets of Great Change Agents, in: Harvard Business Review (July-August 2013), pp. 62–68.
3. Bennett, J. B./ Lehman, W. E. K./ Forst, J. K. (1999): Change, Transfer Climate, and Customer Orientation: A Contextual Model and Analysis of Change-Driven Training, in: Group & Organization Management, 24 (2), pp. 188–216.
4. Blocker, C. P./ Flint, D. J/ Myers, M. B./ Slater, S. F. (2011): Proactive customer orientation and its role for creating customer value in global markets, in: Journal of the Academy of Marketing Science, 2011 (39), pp. 216–233.
5. Booz & Company (2013): Aufwand für Forschung und Entwicklung auf neuem Rekordhoch, http://bit.ly/1irgDLC , letzter Abruf am 23.01.2014.