1. von Bertalanffy, L.: General System theory: Foundations, Development, Applications. George Braziller, New York (1976)
2. Kuhn, T.S.: The Structure of Scientific Revolutions. University of Chicago Press (1962)
3. Amaral, L.A.N., Ottino, J.M.: Complex systems and networks: challenges and opportunities for chemical and biological engineers. Chem. Eng. Sci. 59(8–9), 1653–1666 (2004)
4. Deutsh, K.: Mechanism, organism, and society. Phil. of Sci. 18, 230–252 (1951)
5. Horakowa, J., Kelemen, J., Capek, J.: Turing, von Neumann and the 20th century evolution of the concept of machine. In: International Conference in Memoriam John von Neumann, pp. 121–135, John von Neumann Computer Society, Budapest (2003)