P. W. Sauer, B. C. Lesieutre and M. A. Pai, “Maximum Load-ability and Voltage Stability in Power Systems,” Electrical Power and Energy Systems, Vol. 15, 1993, pp. 145-154. doi:10.1016/0142-0615(93)90029-M
 X. B. Wang and Z. X. Han, “PV Cueves Analysis Considering the Static Characteristic of Induction Motor,” Chinese Journal of Automation of Electric Power Systems, Vol. 28, 2004, pp. 32-36.
 J. Ma, R. M. He and Y. J. Zhou. “Research on Generalization Capability of Load Model,” Chinese Journal of Proceedings of the CSEE, Vol. 26, 2006, pp. 29-35.
 L. M. Hajagos and B. Danai. “Laboratory Measurements and Models of Moderm Loads and Their Effect on Voltage Stability,” Studies IEEE Trans on Power System, Vol. 13, 1998, pp. 584-592. doi:10.1109/59.667386
 P. F. Zhang, C. L. Luo and Y. J. Meng. “Impact of Dynamic Electric Load Model Proportion on Power System Stability,” Chinese Journal of Relay, Vol. 34, 2006, pp. 24-48.
 J. D. Duan and Z. Z. Guo. “A New Method for on-Line Determination of the Capability Curves of Voltage Stability,” Chinese Journal of Proceedings of the CSEE, Vol. 26, 2006, pp. 113-118.