@article{JMLR:v18:17-398,
  author  = {Amichai Painsky and Naftali Tishby},
  title   = {Gaussian Lower Bound for the Information Bottleneck Limit},
  journal = {Journal of Machine Learning Research},
  year    = {2018},
  volume  = {18},
  number  = {213},
  pages   = {1--29},
  url     = {http://jmlr.org/papers/v18/17-398.html}
}