Publication - Journal Article A Hierarchical VLSM-Based Demand Response Strategy for Coordinative Voltage Control Between Transmission and Distribution Systems DOI https://doi.org/10.1109/tsg.2018.2869367 Journal Article IEEE Transactions on Smart Grid, vol. 10, iss. 5, pp. 4838-4847, 2019 Authors Xiangqi Zhu, Jiyu Wang, Ning Lu, Nader Samaan, Renke Huang, Xinda Ke Language English