1. Abercrombie, P.: Planning in Town and Country: Difficulties and Possibilities (An Inaugural Lecture). Hodder and Stoughton, London (1937)
2. Acevedo, W., Gaydos, L., Tilley, Mladinich, C., Buchanan, J., Blauer, S., Kruger, K., Schubert, J.: Urban land use change in the Las Vegas Valley. US geological survey, Washington, DC http://geochange.er.usgs.gov/sw/changes/anthropogenic/population/las_vegas/ (1997). Accessed 14 Sep 2010.
3. Alexander, C.: Notes on the Synthesis of Form. Harvard University Press, Cambridge, MA (1964)
4. Alexander, C.: A city is not a tree. Archit. Forum. 122(1), 58–62 (1965) (Part I), 122(2), 58–62 (Part II). See also in Design. 206, 46–55 (1966); and in: Kaplan, S., Kaplan, R.: Humanscape–environments for people. Ulrich’s Books, Ann Arbor (1982)
5. Alexander, C.: The Timeless Way of Building. Oxford University Press, New York (1979)