@misc{wang2019when,
  title={When Energy Trading meets Blockchain in Electrical Power System: The State of the Art},
  author={Naiyu Wang and Xiao Zhou and Xin Lu and Zhitao Guan and Longfei Wu and Xiaojiang Du and Mohsen Guizani},
  year={2019},
  eprint={1902.07233},
  archivePrefix={arXiv},
  primaryClass={cs.CR},
  url={https://arxiv.org/abs/1902.07233}
}