@incollection{ArensHovy90-cogsci,
  author	= {Arens, Yigal and Hovy, Eduard H.},
  year		= {1990},
  title		= {How to describe what? Towards a theory of modality utilization},
  booktitle	= {The Twelfth Annual Conference of the Cognitive Science Society},
  pages		= {487--494},
  publisher	= {Lawrence Erlbaum Associates},
  address	= {Hillsdale, New Jersey}
}