@article{torlo2022issues,
  title={Issues with Positivity-Preserving {P}atankar-type Schemes},
  author={Torlo, Davide and \"Offner, Philipp and Ranocha, Hendrik},
  journal={Applied Numerical Mathematics},
  year={2022},
  month={08},
  volume={182},
  pages={117--147},
  doi={10.1016/j.apnum.2022.07.014},
  eprint={2108.07347},
  eprinttype={arxiv},
  eprintclass={math.NA}
}