Christopher Johansson Anders Lansner Towards Cortex Sized Attractor ANN. 63-79 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3141&spage=63 2004 conf/bioadit/2004 BioADIT db/conf/bioadit/bioadit2004.html#JohanssonL04