Hezi Avraham Gal Chechik Eytan Ruppin Are There Representations in Embodied Evolved Agents? Taking Measures. 743-752 http://dx.doi.org/10.1007/978-3-540-39432-7_80 2003 conf/ecal/2003 ECAL db/conf/ecal/ecal2003.html#AvrahamCR03