Art Johnson: Famous problems and their mathematicians. Libraries Unlimited, 1999, s. 45. ISBN 978-1-56308-446-1. Cytat: The Golden Ratio is a standard feature of many modern designs, from postcards and credit cards to posters and light-switch plates..
Perez, J.-C. Codon populations in single-stranded whole human genome DNA are fractal and fine-tuned by the Golden Ratio 1.618. „Interdisciplinary Sciences: Computational Life Science”. 2 (3), s. 228–240, September 2010. DOI: 10.1007/s12539-010-0022-0. PMID: 20658335.
Perez, J.-C. Codon populations in single-stranded whole human genome DNA are fractal and fine-tuned by the Golden Ratio 1.618. „Interdisciplinary Sciences: Computational Life Science”. 2 (3), s. 228–240, September 2010. DOI: 10.1007/s12539-010-0022-0. PMID: 20658335.
Midhat J.M.J.GazaléMidhat J.M.J., Gnomon, Princeton, N.J.: Princeton University Press, 1999, ISBN 0-691-00514-1, OCLC40298400.brak strony (książka)
Susan NicodemusS.N.GilkeySusan NicodemusS.N., Teaching Mathematics in the Block, Carla HerndonC.H.Hunt, Larchmont, N.Y.: Eye On Education, 1998, s. 44, 47, ISBN 1-883001-51-X, OCLC38010630.