6Tang J, McLaren P G： A wide area differential backup protection scheme for shipboard application[J]. IEEE Trans on Power Delivery, 2006, 21(3): 1183-1190.
7Eissa M M, Masoud M E, Elanwar M M M. A novel back up wide area protection technique for power transmission grids using phasor measurement unit[J]. IEEE Trans on Power Delivery. 2010. 25(1): 270-278.
8WANG Zeng-ping, ZHANG Jin-fang, ZHANG Ya-gang. Bayes-based fault discrimination in wide area backup protection[J]. Advances in Electrical and Computer Engineering, 2012, 12(1): 91-96.
9Tan J C, Crossley P A, Kirschen D, et al. An expert system for the backup protection of a transmission network[J]. IEEE Trans on Power Delivery, 2000, 15(2): 508-514.
