1. J. H. Chow, editor, Time-scale Modeling of Dynamic Networks with Applications to Power Systems, Springer-Verlag, New York, 1982.
2. R. J. Piwko, H. Othman, O. A. Alvarez, and C. Y. Wu, “Eigenvalue and Frequency-domain Analysis of the Intermountain Power Project and WSCC Network,” IEEE Trans. Power Systems, vol. PWRS-6, pp. 238–244, 1991.
3. Y. Mansour, “Application of Eigenanalysis to the Western North American Power System,” in Eigenanalysis and Frequency Domain Methods for System Dynamic Performance, IEEE Publications 90TH0292-3-PWR, pp. 97–104, 1990.
4. L. Rouco and I. J. Pérez-Arriaga, “Multi-area Analysis of Small Signal Stability in Large Electric Power Systems by SMA”, IEEE Trans. Power Systems, vol. 8, pp. 1257–1265, 1993.
5. J. H. Chow, R. A. Date, H. Othman, and W. W. Price, “Slow Coherency Aggregation of Large Power Systems,” in Eigenanalysis and Frequency Domain Methods for System Dynamic Performance, IEEE Publications 90TH0292-3-PWR, pp. 50–60, 1990.