1. (1) Nakamura, Y. and Hanafusa, H., Inverse kinematics solutions with singularity robustness for robot manipulator control, Trans. ASME, J. Dyn. Syst., Meas. & Control, Vol.108, No.4, (1986), pp.163-171.
2. (2) Furusho, J. and Usui, H., A control method for manipulator with redundant, Trans. JSME (C), Vol.55, No.514, (1989), pp.1391-1398.
3. (3) Minami, M., Naito, Y. and Asakura, T., Avoidance manipulability for redundant manipulators, JRSJ, Vol.17, No.6, (1999), pp.887-895.
4. Real-Time Obstacle Avoidance for Manipulators and Mobile Robots
5. Obstacle Avoidance for Kinematically Redundant Manipulators in Dynamically Varying Environments