@Article{AGL03,
  author =       {A. Apostolico and F. Gong and S. Lonardi},
  title =        {Verbumculus and the Discovery of Unusual Words},
  journal =      {Journal of Computer Science and Technology},
  year =         {2003},
  volume =       {19},
  number =       {1},
  pages =        {22-41},
  url =          "http://www.cs.ucr.edu/~stelo/papers/verb03.ps.gz",
}