1. B. G. Cao, C. W. Zhang, Z. F. Bai, and J. C. Li, “Technology progress and trends of electric vehicles,” Journal of Xi’an Jiaotong University, vol. 38, no. 1, pp. 1–5, January 2004.
2. N. Mutoh, Y. Hayano, H. Yahagi, and K. Takita, “Electric braking control methods for electric vehicles with independently driven front and rear wheels,” IEEE Trans. on Industrial Electronics, vol. 54, no. 2, pp. 1168–1176, April 2007.
3. F. Q. Sun, J. Z. Zou, X. D. Yao, and X. Y. Wang, “An ultracapacitor controller based on DSP for electric vehicle,” Mechatronics, no. 5, pp. 58–61, 2004.
4. Z. F. Bai, Research and Development on Ultracapacitor-Battery Composite Power System and Its H ∞ Robust Control of Electric Vehicle, Xi’an Jiaotong University, Xi’an, 2006.
5. J. C. Li, Study of Drive and Regenerate Brake Control for an Electric Vehicle, Xi’an Jiaotong University, Xi’an, 2003.