TY - RPRT TI - Optimal Voltage Reference for Droop-Based DERs in Distribution Systems AU - Hong, Tianqi AU - Zhao, Dongbo AU - Zhang, Yichen AU - Cui, Bai AU - Tian, Yuting PY - 2019 DO - 10.1109/tsg.2019.2953154 UR - https://www.osti.gov/biblio/1659975 ID - 1659975 ER -