@article{JMLR:v19:15-498,
  author  = {Alain Celisse and Tristan Mary-Huard},
  title   = {Theoretical Analysis of Cross-Validation for Estimating the Risk of the $k$-Nearest Neighbor Classifier},
  journal = {Journal of Machine Learning Research},
  year    = {2018},
  volume  = {19},
  number  = {58},
  pages   = {1--54},
  url     = {http://jmlr.org/papers/v19/15-498.html}
}