1. Alexander, C., Silverstein, M., Angel, S., Ishikawa, S., Abrams, D.: The Oregon Experiment. Oxford University Press, New York (1980)
2. Lecture Notes in Computer Science;T. Schümmer,2004
3. Heidegger, M.: Sein und Zeit. 17 (1993) edn. Niemeyer, Tübingen (1927)
4. Alexander, C.: Notes on the Synthesis of Form. 7 (2002) edn. Harvard University Press, Cambridge (1964)
5. Rittel, H.W.J., Webber, M.M.: Dilemmas in a general theory of planning. Policy Sciences 4, 155–169 (1973)