@inproceedings{Freedman98,
  author	= {Freedman, R. and Brandle, S. and Glass, M. and Kim, J. and Zhou, Y. and Evens, M.},
  year		= {1998},
  title		= {Circsum-Tutor: content planning in a tutoring system},
  booktitle	= {9th INLG},
  pages		= {280--283},
  note		= {software demonstration},
  address	= {Niagara-on-the-Lake, Ontario},
}