Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Shoji Nishikata and Ken-ichiro Yamashita,Considerations of kVA capacity of power compensation systems for DC transmission system including wind turbine generating systems,2011 International Conference on Electrical Machines and Systems,,IEEE,2011-08-01,,,1-6,https://cir.nii.ac.jp/crid/1872835442918661504,https://doi.org/10.1109/icems.2011.6073376