@misc{an2019political,
  title={Political Discussions in Homogeneous and Cross-Cutting Communication Spaces},
  author={Jisun An and Haewoon Kwak and Oliver Posegga and Andreas Jungherr},
  year={2019},
  eprint={1904.05643},
  archivePrefix={arXiv},
  primaryClass={cs.CY},
  url={https://arxiv.org/abs/1904.05643}
}