The Golden Ratio

http://assets.press.princeton.edu/chapters/s8446.pdf

http://jwilson.coe.uga.edu/EMAT6450/Class%20Projects/Foy/goldenratio.pdf

https://bib.irb.hr/datoteka/658280.215-FP.pdf

https://www.ias.ac.in/article/fulltext/reso/022/01/0051-0060

https://www.ijera.com/papers/Vol6_issue8/Part-%204/A0608040107.pdf

https://www.math.cuhk.edu.hk/~pschan/uged1533/markowsky.pdf

https://www.math.ust.hk/~machas/fibonacci.pdf