@article{contextualbanditswithsparsedatainweb,
  title = {Contextual Bandits with Sparse Data in Web setting},
  author = {Björn H Eriksson},
  year = {2021},
  eprint = {2105.02873},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2105.02873v1},
}