1. (1) T. Ogawa, M. Takamoto, H. Yatsuduka, and M. Shimokawa: “Development of 550kV GIS”, Proc. of 1997 Annual Conference of Power & Energy Society, IEE Japan, No. 625 (1997) (in Japanese)
2. ????·?? ?·????·????:???500kV GIS????, ??9???????·?????????, No. 625 (1997)
3. (2) J. Kida, K. Takahashi, K. Tsuzura, T. Yamamoto, and M. Yabuki: “Development of 72/84kV Fully-Transportable GIS”, 1998 National Convention Record IEE Japan, No. 1481 (1998) (in Japanese)
4. ????·????·?????·????·?? ?:?72/84kV ?????GIS???(??2)?, ??10?????????, No. 1481 (1998)
5. (3) Y. Yamane, M. Tsukushi, K. Kashimura, and M. Yaegashi: “Development of Miniturized 240/300kV 50kA GIS-CB”, 2000 National Convention Record IEE Japan, No. 6-236, 2000 (in Japanese)