1- http://www.shef.ac.uk
2- http://www.gc.ssr.upm.es/inves/neural/ann1/unsupmod/CompetLe/kohonen.htm
3- http://www.gc.ssr.upm.es/inves/neural/ann1/abrtions.htm
4- http://www.ai-junkie.com
5- http://www.cs.usyd.edu.au/~irena/ai01/nn/som.html  (به همراه چند اپلت جاوا)
6- http://ai-depot.com/Tutorial/SomColour.html