6Joint Working Group 33/23.12. Insulation coordination of GIS: return of experience, on site tests and diagnostic techniques[J]. Electra, 1998, 176(2):67-97.
7Pearson J, Hampton B F, Judd M D, et al. Experience with advanced in-service condition monitoring techniques for GIS and transformers[C] // IEE Colloquium on HV Measurements, Condition Monitoring and Associated Database Handling Strategies. London, UK: IEE, 1998:8/1-8/10.
8Pryor B M. Review of partial discharge monitoring in gas insulated substations[C] // Science, Education and Technology Division Colloquium on Partial Discharges in Gas Insulated Substations. London, UK: [s.n.], 1994: 1-2.
9Boggs S A. Partial discharge: overview and signal generation [J]. IEEE Electrical Insulation Magazine, 1990, 6(4) : 33-39.
10Judd M D, Farish O, Hampton B F. The excitation of UHF signals by partial discharges in GIS[J]. IEEE Transactions on Dielectrics and Electrical Insulation, 1996, 3(2): 213-228.