3Akagi H. New trends in active filters for power conditioning.IEEE Trans on Industry Applcation, 1996, 32 (6):1312- 1321.
4Akagi H, Kanazawa Y, Nabae A. Instantaneous reactive power compensators comprising switching devices without energy storage components. IEEE Trans on Industry Application, 1984, 20 (3): 625-630.
5Furuhashi T, Okuma S, Uchikaawa Y.A study on the theory of instantaneous reactive power. IEEE Trans on Industrial Electronics, 1990, 37 (1): 86-90.
