1. Ashby, R. W. (1956). An introduction to cybernetics. London: Chapman & Hall.
2. Arthur, M. (1994). The boundaryless career: A new perspective for organizational inquiry. Journal of Organizational Behavior, 15(4), 295–306.
3. Arthur, M., & Rousseau, D. (1996). The boundaryless career: A new employment principle for a new organizational era. New York: Oxford University Press.
4. Baecker, D. (2013). Systemic theories of communication. In P. Cobley & P. J. Schulz (Hrsg.), Handbooks of communication science, vol. 1: Theories and models of communication (S. 85–100). Berlin: De Gruyter Mouton.
5. Baralou, E., Wolf, P., & Meissner, J. O. (2012). Bright, excellent, ignored: The contribution of luhmann’s system theory and its problem of non-connectivity to academic research. Historical social research: The Official Journal of Quantum and Interquant, 37(4), 289–308. (Center for Historical Social Research/Zentrum für Historische Sozialforschung)