1. (1) S. Morimoto, Y. Tong, and Y. Takeda: “Loss minimization control of permanent magnet synchronous motor drives”, IEEE Trans. Ind. Electron., Vol. 41, No. 5, pp. 511-517 (1994)
2. (2) A. B. Kulkarsi and M. Ehsani: “A novel position sensor elimination technique for the interior permanent-magnet synchronous motor drive”, IEEE Trans. Ind. Appli., Vol. 28, No. 1, pp. 144-150 (1992)
3. (3) J. Kim, S. Doki, and M. Ishida: “Suppression of harmonic current in vector control for IPMSM by utilizing repetitive control”, in Proc. of IEEE International Conference on Industrial Technology, 2002 (ICIT'02), pp. 264-267 (2002)
4. (4) S. Hara, Y. Yamamoto, T. Omata, and M. Nakano: “Repetitive control system: A new type of servo system for periodic exogenous signals”, IEEE Trans. Automatic Control, Vol. 33, No. 7, pp. 659-668 (1988)
5. (5) S. Hattori, M. Ishida, and T. Hori: “Suppression control method for torque vibration of brushless DC motor utilizing repetitive control with fourier transform”, in Proc. of 6th International Workshop on Advanced Motion Control, 2000, pp. 427-432 (2000)