1. Protective relaying: theory and applications;Elmore,2003
2. Power system stability and control;Kundur,1994
3. IEEE PSRC Working Group D6, Power swing and out-of-step considerations on transmission lines, report to the Power System Relaying Committee of the IEEE Power Engineering Society; 2005.
4. Fischer N, Benmouyal G, Hou D, Tziouvaras D, Byrne-Finley J, Smyth B. Tutorial on power swing blocking and out-of-step tripping. In: Proceedings of the 39th annual western protective relay conference, Spokane, WA, USA; 2012. 20 pages.
5. Multifunctional WAMPAC system concept for out-of-step protection based on synchrophasor measurements;Ivankovic;Int J Electr Power Energy Syst,2017