9Yi, B. Cruden, A. McDonald, J.R. Andonovic, I. A novel bulk-glass optical current transducer having an ad- justable multi-ring optical path[J]. IEEEInstrumentation and Measurement Technology Conference. Sensing, Processing, Networking. 1997, i(2): 879-882.
10Rahmatian, Farnoosh;Chavez, Patrick P. Jaeger, Nicolas A. F. Resistively shielded optical voltage transducer [J]. Proceedings of the IEEE Power Engineering Society Transmission and Distribution Conference. 2001, i: i17-121.
