1. Behrouz, E., Tafreshi, R., Franchek, M., Grigoriadis, K., Mohammadpour, J.: A dynamic feedback control strategy for control loops with time-varying delay. Int. J. Control 87(5), 887–897 (2014)
2. Lavaei, J., Somayeh, S., Richard, M.: Simple delay-based implementation of continuous-time controllers. Proc. Am. Control Conf. 50(12), 5781–5788 (2010)
3. Marshall, J.E.: Control of time delay system. J. Ins. Electrical Eng. 10, 225 (1979)
4. Yuan, J.Q.: Consider delays affect the stability of power system analysis and research progress in Wide-area control. J. Electric Power Syst. 1–7 (2005)
5. Guangxin, Z.: Fully automated control and its application of beer production process. D. Zhejiang University (2002)