@article{watts2002b,
  title={Identity and search in social networks},
  author={Duncan J. Watts and Peter Sheridan Dodds and M. E. J. Newman},
  journal={Science Magazine},
  volume={296},
  pages={1302-1305},
  journalpage={http://www.sciencemag.org/cgi/content/abstract/296/5571/1302},
  year={2002},
  citations={966}
}