1. Power System Harmonic Analysis;Arrillaga,1997
2. The Manitoba HVDC Research Center EMTDC users Manual, 1988.
3. Harmonic transfer through converters and HVDC links;Hu;IEEE Trans. Power Electr.,1992
4. A Qualitative study of pitfalls in FFT;Girgis;IEEE Trans. Aerospace Syst.,1980
5. A digital recursive measurement scheme for on-line tracking of power system Harmonics;Girgis;IEEE Trans. PWD,1991