@misc{W3037737784,
  author = {Ryszard Horodecki and Paweł Horodecki and Michał Horodecki and Karol Horodecki},
  title = {Quantum entanglement},
  year = {2009},
  howpublished = {Reviews of Modern Physics},
  doi = {https://doi.org/10.1103/revmodphys.81.865}
}