@misc{aboubrahim2021cosmologically,
  title={A cosmologically consistent millicharged dark matter solution to the EDGES anomaly of possible string theory origin},
  author={Amin Aboubrahim and Pran Nath and Zhu-Yao Wang},
  year={2021},
  eprint={2108.05819},
  archivePrefix={arXiv},
  primaryClass={hep-ph},
  doi={10.1007/JHEP12(2021)148},
  url={https://arxiv.org/abs/2108.05819}
}