José M. Molina Jesús García Javier de Diego Javier I. Portillo Neuro-fuzzy Techniques for Image Tracking. 504-511 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2687&spage=504 2003 conf/iwann/2003-2 IWANN (2) db/conf/iwann/iwann2003-2.html#MolinaGDP03