REFERENCES
http://www.netreach.net/people/waterboy/phiratio/
http://www.vashti.net/mceinc/golden.htm
http://cuip.uchicago.edu/www4teach/98/teams/Harebrains/
http://www.mcs.surrey.ac.uk/Personal/R.Knott/Fibonacci/fibnat.html
The Divine Proportion by H.
E. Huntley, Dover Publications, 1970
Mathematics - Applications and Connections Course 3,
Glencoe / McGraw Hill, 1999