@inproceedings{Freedman:1997,
  added-at = {2007-12-14T02:39:01.000+0100},
  author = {Freedman, Reva},
  biburl = {http://www.bibsonomy.org/bibtex/2cb2be4522cf29495632413ddee182f6c/diego_ma},
  booktitle = {Procs. of the AAAI 1997 Spring Symposium on Computational Models for Mixed-Initiative Interaction},
  interhash = {09d673c117cd3e912ddcbced2a2e6d00},
  intrahash = {cb2be4522cf29495632413ddee182f6c},
  keywords = {tutoring_system dialogue_system},
  timestamp = {2007-12-14T02:39:01.000+0100},
  title = {Degrees of Mixed-Initiative Interaction in an Intelligent Tutoring System},
  year = 1997
}