1. J. Arrillaga, D.A. Bradley, P.S. Bodger, Power System Harmonics, Wiley, New York, 1985.
2. G.T. Heydt, Electric Power Quality, Starts in a Circle Publications, West LaFayette, IN, USA, 1991.
3. O. Osowsk, Neural network for the estimation of harmonic components in power system, Proc. IEE Part C (1992) 129–135.
4. Harmonic power flow determination using the fast Fourier transform;George;IEEE Trans. PWRD,1991
5. Real-time voltage phasor measurements for static-state esimation;Thorp;IEEE Trans. Power Appar. Syst.,1985