Gu, Shanqiang; Cao, Wei; Wan, Shuai; Chen, Jiahong; Tan, Jin; Wang, Jian; Lv, Jun: 'Development of a ±660 kV DC transmission line arrester', The Journal of Engineering, 2019, 2019, (16), p. 771-774, DOI: 10.1049/joe.2018.8354
IET Digital Library, https://digital-library.theiet.org/;jsessionid=2kd78jh06j0hr.x-iet-live-01content/journals/10.1049/joe.2018.8354