Analysis of a series-parallel-connected type DC power flow controller in multiterminal grids - Zhang, Xiaotian; Zhang, Xiaotian; Jin, Jiuyang; Ye, Yanan; Yang, Xu. (New York ; The Institute of Electrical and Electronics Engineers, Inc., 2022)
IEEE Transactions on Power Electronics, vol. 37, no. 6, pages 7400-7410, June 2022.