Hyundo Kim George York Greg Burton Erik Murphy-Chutorian Jochen Triesch Design of an Anthropomorphic Robot Head for Studying Autonomous Development and Learning. 3506-3511 2004 conf/icra/2004 ICRA db/conf/icra/icra2004-4.html#KimYBMT04 http://dx.doi.org/10.1109/ROBOT.2004.1308796