@incollection{BittnerSmith-fc,
  author	= {Bittner, Thomas and Smith, Barry},
  URL		= {http://wings.buffalo.edu/philosophy/faculty/smith/articles/vraj.pdf},
  pdf		= {http://wings.buffalo.edu/philosophy/faculty/smith/articles/vraj.pdf},
  title		= {Vague Reference and Approximating Judgements},
  booktitle	= {Spatial Cognition and Computation},
  year		= {forthcoming}
}