Journal of Intelligent & Robotic Systems
Journal of Intelligent & Robotic Systems > 2011 > 62 > 2 > 241-270
Journal of Intelligent & Robotic Systems > 2011 > 62 > 3-4 > 467-500
Journal of Intelligent & Robotic Systems > 2011 > 63 > 3-4 > 481-501
Journal of Intelligent & Robotic Systems > 2011 > 64 > 2 > 161-178