@article{williams2015zipfs,
  title={Zipf's Law holds for phrases, not words},
  author={Jake Williams and Paul Lessard and Suma Desu and Eric Clark and Jim Bagrow and Chris Danforth and Peter Sheridan Dodds},
  journal={Nature Scientific Reports},
  volume={5},
  pages={12209},
  arXiv={http://arxiv.org/abs/1406.5181},
  onlineappendices={http://www.uvm.edu/storylab/share/papers/williams2015a/},
  journalpage={http://www.nature.com/articles/srep12209},
  year={2015},
  citations={1}
}