1. Anderson P (1972) More is different. Science 177(4047):393–396
2. Ashby WR (1956) An introduction to cybernetics. Chapman & Hall, London
3. Bachelard G (1934) Le nouvel esprit scientifique, It. trans., Il nuovo spirito scientifico, Laterza, Bari, 1978 (nuova ed.).
4. Bauman Z (2008) The art of life. PolityPress, Cambridge
5. Barabási AL (2002) Linked. How everything is connected to everything else and what it means for business, science, and everyday life. Perseus, Cambridge