1. 1) Ashihara Y.: The Aesthetic Townscape, Translated by: Riggs L. E., Cambridge, The MIT Press, 1983
2. 2) Cullen G.: The Concise Townscape, London, The Architectural Press, 1973
3. 3) Gifford R.: Environmental Psychology, Principles and Practice, Massachusetts, Allyn & Bacon Inc., 1987
4. 4) Holland J. H.: Emergence: From Chaos to Order, Massachusetts, Helix Books, Addison-Wesley Publishing Company, 1998
5. 5) Johnson S.: Emergence, the connected lives of ants, brains, cities, and software, New York, Scribner, 2004