1. Postoutenko, K., and Junge, K. (2011). Asymmetrical Concepts after Reinhart Koselleck: Historical Semantics and Beyond, Transcript.
2. von Bertalanffy, L. (1969). General Systems Theory: Foundations, Development, Applications, George Braziller.
3. Burgin, M. (2010). Theory of Information: Fundamentality, Diversity and Unification, World Scientific.
4. von Foerster, H. (1993). Wissen und Gewissen: Versuch einer Brücke, Suhrkamp.
5. Flusser, V. (1996). Kommunikologie, S. Fischer.