http://cogprints.ecs.soton.ac.uk/archive/00001914/

• Teuvo Kohonen. “Self-Organization and Associative Memory.” Springer-Verlag, Berlin, 3rd edition, 1989.
• overview, literature + code » http://odur.let.rug.nl/~kleiweg/kohonen/
• in associative memory and dialect drift » http://odur.let.rug.nl/~heeringa/dialectology/general/dial42.htm

see also Neural Network