@misc{W2082014836,
  author = {Kavan Modi and Aharon Brodutch and Hugo Cable and Tomasz Paterek and Vlatko Vedral},
  title = {The classical-quantum boundary for correlations: Discord and related measures},
  year = {2012},
  howpublished = {Reviews of Modern Physics},
  doi = {https://doi.org/10.1103/revmodphys.84.1655}
}