Proceedings 1992 IEEE International Conference on Robotics and Automation Robotics and Automation, 1992. Proceedings., 1992 IEEE International Conference on. :165-168 vol.1 1992
Proceedings 1992 IEEE International Conference on Robotics and Automation Robotics and Automation, 1992. Proceedings., 1992 IEEE International Conference on. :80-82 vol.1 1992