1. (1) M. P. Kazmierkowski and L. Malesani: “Current Control Techniques for Three-phase Voltage-source PWM Converters: A Survey”, IEEE Trans. Industrial Electronics, Vol. 45, No. 5, pp. 691-703 (1998)
2. (2) J. M. Carrasco, L. G. Franquelo, J. T. Bialasiewicz, E. Galvan, R. C. P. Guisado, Ma. A. M. Prats, J. I. Leon, and N. Moreno-Alfonso: “Power-Electronic Systems for the Grid Integration of Renewable Energy Sources: A Survey”, IEEE Trans. Industrial Electronics, Vol. 53, No. 4, pp. 1002-1016 (2006)
3. (3) M. Chinchilla, S. Arnaltes, and J. C. Burgos: “Control of permanent-magnet generators applied to variable-speed wind-energy systems connected to the grid”, IEEE Trans. on Energy Conversion, Vol. 21, No. 1, pp. 130-135 (2006)
4. (4) L. Malesani, L. Rossetto, P. Tenti, and P. Tomasin: “AC/DC/AC PWM Converter with Reduced Energy Storage in the DC link”, IEEE Trans. IA, Vol. 31, No. 2, pp. 287-292 (1995)
5. (5) J. S. Kim and S. K. Sul: “New Control Scheme for AC-DC-AC Converter Without DC Link Electrolytic Capacitor”, PESC'93 Record, pp. 300-306 (1993)