@inproceedings{catboostunbiasedboostingwithcategorical,
  title = {CatBoost: unbiased boosting with categorical features},
  author = {Liudmila Prokhorenkova and Gleb Gusev and Aleksandr Vorobev and Anna Veronika Dorogush and Andrey Gulin},
  year = {2017},
  booktitle = {NeurIPS 2018 12},
  eprint = {1706.09516},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1706.09516v5},
}