Robotics and Autonomous Systems
Robotics and Autonomous Systems > 1999 > 26 > 4 > 255-280
Robotics and Autonomous Systems > 2010 > 58 > 2 > 157-165
Robotics and Autonomous Systems > 2015 > 72 > Complete > 1-14
Robotics and Autonomous Systems > 2015 > 74 > Part B > 318-330