@article{dong2018methods,
  title={Methods for quantifying effects of social unrest using credit card transaction data},
  author={Dong, Xiaowen and Meyer, Joachim and Shmueli, Erez and Bozkaya, Bur{\c{c}}in and Pentland, Alex},
  journal={EPJ Data Science},
  volume={7},
  number={1},
  pages={8},
  year={2018},
  publisher={Springer}
}