BibTeX record bietti2018a

@miscellaneous{bietti2018a,
  author = {Bietti, Alberto and Agarwal, Alekh and Langford, John},
  title = {A Contextual Bandit Bake-off},
  howpublished = {arXiv:1802.04064v3 [stat.ML]},
  year = {2018},
  month = dec,
  url = {https://www.microsoft.com/en-us/research/publication/a-contextual-bandit-bake-off-2/}
}