M. S. Vicatos and J. A. Tegopoulos, “Transient State Analysis of a Doubly-fed Induction Generator under Three Phase Short Circuit,” IEEE Transaction on Energy Conversion, Vol. 6, March 2003, pp. 62-68.
 T. Senjyu, N. Sueyoshi, K. Uezato, H. Fujita and T. Funabashi, “Transient Stability Analysis of Induction Generator Using Torque-time Characteristic,” The 5th International Conference on Power Electronics and Drive Systems, Vol. 1, Singapore, 2003, pp. 760-765.
 L. B. Shi, Z. Xu, J. Hao and Y.X. Ni, “Modeling Analysis of Transient Stability Simulation with High Penetration of Grid-connected Wind Farms of DFIG Type,” Wind Energy, Vol. 10, March 2007, pp. 303-320.
 S. M. Muyeen, H. A. Mohd, R. Takahashi, T. Tamura, Y. Tomaki, A. Sakahara and E. Sasano, “Transient Stability Analysis of Wind Generator System with the Consideration of Multi-mass Shaft Model,” International Conference on Power Electronics and Drives Systems, Vol. 1, 2005, pp. 511-516.
 D. Gautam, V. Vittal and T. Harbour, “Impact of Increased Penetration of DFIG-based Wind Turbine Generators on Transient and Small Signal Stability of Power Systems,” IEEE Transaction on Power Systems, Vol. 24, August 2009, pp. 1426-1434.
 L. B. Shi, S. Q, Dai, Y. X. Ni, Y. D. Zhao and M. Bazargan, “Transient Stability of Power System with High Penetration of DFIG based Wind Farms,” IEEE Power & Energy Society General Meeting, Calgary, October 2009, pp. 1-6.
 N. W. Miller, J. J. Sanchez-Gasca, W. W. Price and R. W. Delmerico, “Dynamic Modeling of GE 1.5 and 3.6 MW Wind Turbine-generators for Stability Simulations,” IEEE Power Engineering Society General Meeting, Toronto, 2003, pp. 1977-1983.