Yang, Zhihui; Tang, Yun The characterization of quasi-dynamic security region of power systems. (Chinese. English summary) Zbl 1098.93518 Chin. J. Eng. Math. 21, No. 5, 761-768 (2004). MSC: 93C95 Application models in control theory PDFBibTeX XMLCite \textit{Z. Yang} and \textit{Y. Tang}, Chin. J. Eng. Math. 21, No. 5, 761--768 (2004; Zbl 1098.93518)