@article{optimalalgorithmsfortestingclosenessof,
  title = {Optimal Algorithms for Testing Closeness of Discrete Distributions},
  author = {Siu-On Chan and Ilias Diakonikolas and Gregory Valiant and Paul Valiant},
  year = {2013},
  eprint = {1308.3946},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1308.3946v1},
}