1. Seung-Ho Song and Shin-il Kang: Implementation and Control of Grid Connected AC-DC-AC Power Converter for Variable Speed Wind Energy Conversion System. Applied Power Electronics Conference and Exposition, vol. 1 (2003), pp.154-158.
2. L.J. Diao and Z.G. Liu: Transactions of China Electrotechnical Society, vol. 20 (2005), pp.75-78.
3. J.B. Zhang and Y.L. Kang: Electrotechnical Journal, vol. 11 (2004), pp.58-60.
4. Q. Zhang, Z. Xie, C.W. Zhang and X. Zhang: Research on Grid-connected Inverter Based on Current Control of Bridge in the Wind Generation System, volume 19 of Progress in Journal of System Simulation (2007).
5. G.C. Chen, in: PWM variable frequency speed regulation and soft switching power converter technology, edited by China Machine Press, Beijing (2001), in press.