2Luckett R G, Munday P J, Murray B E. A Substation Based Computer for Control and Protection. In: Proceedings of Development in Power System Protection. London( UK): IEE,1975. 252-260
3Sachdev M S, Baird T C, Breingan W D, et al. Computer Relaying. In: Proceedings of IEEE 1979 Power Engineering Society Summer Meeting. New York: IEEE, 1979. A79 552-1/1-2
4Sidhu T S, Ghotra D S, Sachdev M S. A Fast Distance Relay Using Adaptive Data Window Filters. In: Proceedings of 2000Power Engineering Society Summer Meeting, Vol 3. Piscataway (NJ): IEEE, 2000. 1407-1412
5Electromagnetic Transients Program Rule Book. Oregon (Portland): Bonneville Power Administration, 1982