1. T. Nakata, Y. Ishihara and N. Takahashi: “Finite Element Analysis of Magnetic Fields by using Gap Element”, Proceedings of Compumag Conference, No.5.7, 1978.
2. T. Nakata, N. Takahashi, K. Fujiwara, and Y. Shiraki: “3-D Magnetic Field Analysis using Special Element”, IEEE Trans. Magn., Vol.26, No.5, pp. 2379–2381, 1990.
3. D.C. Montgomery: “Design and Analysis of Experiments (Third Edition)”, John Wiley and Sons, 1991.
4. E. Aarts and J. Korst: “Simulated Annealing and Boltzmann Machines”, John Wiley and Sons 1990.
5. T. Nakata and N. Takahashi: “Direct Finite Element Analysis of Flux and Current Distributions under Specified Conditions”, IEEE Trans. Magn., Vol.18, No.2, pp. 325–330, 1982.