@misc{alexander2021buying,
  title={Net Buying Pressure and the Information in Bitcoin Option Trades},
  author={Carol Alexander and Jun Deng and Jianfen Feng and Huning Wan},
  year={2021},
  eprint={2109.02776},
  archivePrefix={arXiv},
  primaryClass={q-fin.GN},
  url={https://arxiv.org/abs/2109.02776}
}