TY - RPRT TI - VSC-HVDC Interties for Urban Power Grid Enhancement AU - Sun, Kaiqi AU - Xiao, Huangqing AU - Pan, Jiuping AU - Liu, Yilu PY - 2021 DO - 10.1109/tpwrs.2021.3067199 UR - https://www.osti.gov/biblio/1836429 ID - 1836429 ER -