@misc{pillepich2021bubbles,
  title={X-ray bubbles in the circumgalactic medium of TNG50 Milky Way- and M31-like galaxies: signposts of supermassive black hole activity},
  author={Annalisa Pillepich and Dylan Nelson and Nhut Truong and Rainer Weinberger and Ignacio Martin-Navarro and Volker Springel and Sandy M. Faber and Lars Hernquist},
  year={2021},
  eprint={2105.08062},
  archivePrefix={arXiv},
  primaryClass={astro-ph.GA},
  doi={10.1093/mnras/stab2779},
  url={https://arxiv.org/abs/2105.08062}
}