. Ho, Five-axis tool orientation smoothing using quaternion interpolation algorithm, International Journal of Machine Tools and Manufacture, vol.43, issue.12, pp.1259-1267, 2003.
DOI : 10.1016/S0890-6955(03)00107-X

. Bi, Generating collision-free tool orientations for 5-axis NC machining with a short ball-end cutter, International Journal of Production Research, vol.37, issue.24, pp.7337-7356, 2010.
DOI : 10.1080/00207540050117350

. Koren, Potential field methods and their inherent limitations for mobile robot navigation, Proceedings. 1991 IEEE International Conference on Robotics and Automation, pp.1398-1404, 1991.
DOI : 10.1109/ROBOT.1991.131810

I. Cho, K. Lee, J. Kim, and D. T. Tran, Generation of collision-free cutter location data in five-axis milling using the potential energy method, Parameters table Parameters Symbol Value Tool radius [[] 2.5, pp.523-5291, 1997.
DOI : 10.1007/BF01176295