8Gela G, Lux A E, Kientz H, et al. Application of portable protective gaps for live work on compact 550 kV transmission lines [J]. IEEE Transactions on Power Delivery, 1996,11 (3):1419- 1429.
9Gela G,Kientz H,Jr Fox H J,et al. Defective insulators in live working on a 550 kV compact steel lattice tower[J]. IEEE Transactions on Power Delivery, 1997,12(2) : 783-790.
10Zhuang C,Zeng R,Zhang B,et al. The optimization of entering route for live working on 750 kV transmission towers by space electric-field analysis[J]. IEEE Transactions on Power Delivery,2010,25(2) :987-994.