1. S. Cetin, A. Okada, and Y. Uno, J. Manuf. Sci. and Eng., Tran. ASME (2003), 125, p.809.
2. T. Kaneko and H. Yamada, Int. J. of Elec. Mach. (2000), 5, p.59.
3. Y. Zhao, X. Zhang, X. Lin, and K. Yamazaki, Int. J. of Mach. Tools & Manuf. (2004), 44, p.1.
4. T. Masuzawa, and C. J. Henuvelman, J. of Jap. Soc. of Prec. Eng. (1985) 51-7, p.112.
5. T. Kaneko, and M. Tsuchiya, Int. J. of Elec. Mach. (1997) No. 2, p.37.